diff --git a/opentracing-flowid/opentracing-flowid-autoconfigure/pom.xml b/opentracing-flowid/opentracing-flowid-autoconfigure/pom.xml
index 400888db..fdd3ca06 100644
--- a/opentracing-flowid/opentracing-flowid-autoconfigure/pom.xml
+++ b/opentracing-flowid/opentracing-flowid-autoconfigure/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>org.zalando</groupId>
         <artifactId>opentracing-flowid-parent</artifactId>
-        <version>4.2.2</version>
+        <version>4.2.4</version>
     </parent>
     <artifactId>opentracing-flowid-autoconfigure</artifactId>
     <dependencies>
diff --git a/opentracing-flowid/opentracing-flowid-bom/pom.xml b/opentracing-flowid/opentracing-flowid-bom/pom.xml
index 96552c7b..5a97df97 100644
--- a/opentracing-flowid/opentracing-flowid-bom/pom.xml
+++ b/opentracing-flowid/opentracing-flowid-bom/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>org.zalando</groupId>
         <artifactId>opentracing-flowid-parent</artifactId>
-        <version>4.2.2</version>
+        <version>4.2.4</version>
     </parent>
     <artifactId>opentracing-flowid-bom</artifactId>
     <packaging>pom</packaging>
@@ -13,27 +13,27 @@
             <dependency>
                 <groupId>org.zalando</groupId>
                 <artifactId>opentracing-flowid</artifactId>
-                <version>4.2.2</version>
+                <version>4.2.4</version>
             </dependency>
             <dependency>
                 <groupId>org.zalando</groupId>
                 <artifactId>opentracing-flowid-httpclient</artifactId>
-                <version>4.2.2</version>
+                <version>4.2.4</version>
             </dependency>
             <dependency>
                 <groupId>org.zalando</groupId>
                 <artifactId>opentracing-flowid-okhttp</artifactId>
-                <version>4.2.2</version>
+                <version>4.2.4</version>
             </dependency>
             <dependency>
                 <groupId>org.zalando</groupId>
                 <artifactId>opentracing-flowid-servlet</artifactId>
-                <version>4.2.2</version>
+                <version>4.2.4</version>
             </dependency>
             <dependency>
                 <groupId>org.zalando</groupId>
                 <artifactId>opentracing-flowid-autoconfigure</artifactId>
-                <version>4.2.2</version>
+                <version>4.2.4</version>
             </dependency>
         </dependencies>
     </dependencyManagement>
diff --git a/opentracing-flowid/opentracing-flowid-httpclient/pom.xml b/opentracing-flowid/opentracing-flowid-httpclient/pom.xml
index 4ae440c6..dab36296 100644
--- a/opentracing-flowid/opentracing-flowid-httpclient/pom.xml
+++ b/opentracing-flowid/opentracing-flowid-httpclient/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>org.zalando</groupId>
         <artifactId>opentracing-flowid-parent</artifactId>
-        <version>4.2.2</version>
+        <version>4.2.4</version>
     </parent>
     <artifactId>opentracing-flowid-httpclient</artifactId>
     <dependencies>
diff --git a/opentracing-flowid/opentracing-flowid-okhttp/pom.xml b/opentracing-flowid/opentracing-flowid-okhttp/pom.xml
index 993f2828..93eb37e4 100644
--- a/opentracing-flowid/opentracing-flowid-okhttp/pom.xml
+++ b/opentracing-flowid/opentracing-flowid-okhttp/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>org.zalando</groupId>
         <artifactId>opentracing-flowid-parent</artifactId>
-        <version>4.2.2</version>
+        <version>4.2.4</version>
     </parent>
     <artifactId>opentracing-flowid-okhttp</artifactId>
     <dependencies>
diff --git a/opentracing-flowid/opentracing-flowid-servlet/pom.xml b/opentracing-flowid/opentracing-flowid-servlet/pom.xml
index 979b2c15..28b5aaf3 100644
--- a/opentracing-flowid/opentracing-flowid-servlet/pom.xml
+++ b/opentracing-flowid/opentracing-flowid-servlet/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>org.zalando</groupId>
         <artifactId>opentracing-flowid-parent</artifactId>
-        <version>4.2.2</version>
+        <version>4.2.4</version>
     </parent>
     <artifactId>opentracing-flowid-servlet</artifactId>
     <dependencies>
diff --git a/opentracing-flowid/opentracing-flowid-starter/pom.xml b/opentracing-flowid/opentracing-flowid-starter/pom.xml
index 77a51570..97a521ca 100644
--- a/opentracing-flowid/opentracing-flowid-starter/pom.xml
+++ b/opentracing-flowid/opentracing-flowid-starter/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>org.zalando</groupId>
         <artifactId>opentracing-flowid-parent</artifactId>
-        <version>4.2.2</version>
+        <version>4.2.4</version>
     </parent>
     <artifactId>opentracing-flowid-starter</artifactId>
     <dependencies>
diff --git a/opentracing-flowid/opentracing-flowid/pom.xml b/opentracing-flowid/opentracing-flowid/pom.xml
index 49d3ccad..a9368fb1 100644
--- a/opentracing-flowid/opentracing-flowid/pom.xml
+++ b/opentracing-flowid/opentracing-flowid/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>org.zalando</groupId>
         <artifactId>opentracing-flowid-parent</artifactId>
-        <version>4.2.2</version>
+        <version>4.2.4</version>
     </parent>
     <artifactId>opentracing-flowid</artifactId>
     <dependencies>
diff --git a/opentracing-flowid/pom.xml b/opentracing-flowid/pom.xml
index a86e1fa8..cc3685a6 100644
--- a/opentracing-flowid/pom.xml
+++ b/opentracing-flowid/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>org.zalando</groupId>
         <artifactId>opentracing-toolbox</artifactId>
-        <version>4.2.2</version>
+        <version>4.2.4</version>
     </parent>
     <artifactId>opentracing-flowid-parent</artifactId>
     <packaging>pom</packaging>
diff --git a/opentracing-jdbc/opentracing-jdbc-autoconfigure/pom.xml b/opentracing-jdbc/opentracing-jdbc-autoconfigure/pom.xml
index c6eea5e7..43db11d7 100644
--- a/opentracing-jdbc/opentracing-jdbc-autoconfigure/pom.xml
+++ b/opentracing-jdbc/opentracing-jdbc-autoconfigure/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>org.zalando</groupId>
         <artifactId>opentracing-jdbc-parent</artifactId>
-        <version>4.2.2</version>
+        <version>4.2.4</version>
     </parent>
     <artifactId>opentracing-jdbc-autoconfigure</artifactId>
     <dependencies>
diff --git a/opentracing-jdbc/opentracing-jdbc-starter/pom.xml b/opentracing-jdbc/opentracing-jdbc-starter/pom.xml
index a4d9fbc4..d4ca0aa4 100644
--- a/opentracing-jdbc/opentracing-jdbc-starter/pom.xml
+++ b/opentracing-jdbc/opentracing-jdbc-starter/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>org.zalando</groupId>
         <artifactId>opentracing-jdbc-parent</artifactId>
-        <version>4.2.2</version>
+        <version>4.2.4</version>
     </parent>
     <artifactId>opentracing-jdbc-starter</artifactId>
     <dependencies>
diff --git a/opentracing-jdbc/opentracing-jdbc/pom.xml b/opentracing-jdbc/opentracing-jdbc/pom.xml
index 34a4b2e5..f0f881fb 100644
--- a/opentracing-jdbc/opentracing-jdbc/pom.xml
+++ b/opentracing-jdbc/opentracing-jdbc/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>org.zalando</groupId>
         <artifactId>opentracing-jdbc-parent</artifactId>
-        <version>4.2.2</version>
+        <version>4.2.4</version>
     </parent>
     <artifactId>opentracing-jdbc</artifactId>
     <dependencies>
diff --git a/opentracing-jdbc/pom.xml b/opentracing-jdbc/pom.xml
index a02a18cc..8f618262 100644
--- a/opentracing-jdbc/pom.xml
+++ b/opentracing-jdbc/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>org.zalando</groupId>
         <artifactId>opentracing-toolbox</artifactId>
-        <version>4.2.2</version>
+        <version>4.2.4</version>
     </parent>
     <artifactId>opentracing-jdbc-parent</artifactId>
     <packaging>pom</packaging>
diff --git a/opentracing-kotlin/pom.xml b/opentracing-kotlin/pom.xml
index f8020d57..e10be64f 100644
--- a/opentracing-kotlin/pom.xml
+++ b/opentracing-kotlin/pom.xml
@@ -6,7 +6,7 @@
   <parent>
     <groupId>org.zalando</groupId>
     <artifactId>opentracing-toolbox</artifactId>
-    <version>4.2.2</version>
+    <version>4.2.4</version>
   </parent>
   <artifactId>opentracing-kotlin</artifactId>
   <properties>
diff --git a/opentracing-proxy/opentracing-proxy-autoconfigure/pom.xml b/opentracing-proxy/opentracing-proxy-autoconfigure/pom.xml
index fabae5b9..015936b6 100644
--- a/opentracing-proxy/opentracing-proxy-autoconfigure/pom.xml
+++ b/opentracing-proxy/opentracing-proxy-autoconfigure/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>org.zalando</groupId>
         <artifactId>opentracing-proxy-parent</artifactId>
-        <version>4.2.2</version>
+        <version>4.2.4</version>
     </parent>
     <artifactId>opentracing-proxy-autoconfigure</artifactId>
     <dependencies>
diff --git a/opentracing-proxy/opentracing-proxy-starter/pom.xml b/opentracing-proxy/opentracing-proxy-starter/pom.xml
index 7d5d6e40..53c68e62 100644
--- a/opentracing-proxy/opentracing-proxy-starter/pom.xml
+++ b/opentracing-proxy/opentracing-proxy-starter/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>org.zalando</groupId>
         <artifactId>opentracing-proxy-parent</artifactId>
-        <version>4.2.2</version>
+        <version>4.2.4</version>
     </parent>
     <artifactId>opentracing-proxy-starter</artifactId>
     <dependencies>
diff --git a/opentracing-proxy/opentracing-proxy/pom.xml b/opentracing-proxy/opentracing-proxy/pom.xml
index 8acec791..f13a1744 100644
--- a/opentracing-proxy/opentracing-proxy/pom.xml
+++ b/opentracing-proxy/opentracing-proxy/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>org.zalando</groupId>
         <artifactId>opentracing-proxy-parent</artifactId>
-        <version>4.2.2</version>
+        <version>4.2.4</version>
     </parent>
     <artifactId>opentracing-proxy</artifactId>
     <properties>
diff --git a/opentracing-proxy/pom.xml b/opentracing-proxy/pom.xml
index 53f15ab7..83a82be2 100644
--- a/opentracing-proxy/pom.xml
+++ b/opentracing-proxy/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>org.zalando</groupId>
         <artifactId>opentracing-toolbox</artifactId>
-        <version>4.2.2</version>
+        <version>4.2.4</version>
     </parent>
     <artifactId>opentracing-proxy-parent</artifactId>
     <packaging>pom</packaging>
diff --git a/opentracing-servlet-extension/opentracing-servlet-extension-autoconfigure/pom.xml b/opentracing-servlet-extension/opentracing-servlet-extension-autoconfigure/pom.xml
index 68b92f42..73b5a3aa 100644
--- a/opentracing-servlet-extension/opentracing-servlet-extension-autoconfigure/pom.xml
+++ b/opentracing-servlet-extension/opentracing-servlet-extension-autoconfigure/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>org.zalando</groupId>
         <artifactId>opentracing-servlet-extension-parent</artifactId>
-        <version>4.2.2</version>
+        <version>4.2.4</version>
     </parent>
     <artifactId>opentracing-servlet-extension-autoconfigure</artifactId>
     <dependencies>
diff --git a/opentracing-servlet-extension/opentracing-servlet-extension-starter/pom.xml b/opentracing-servlet-extension/opentracing-servlet-extension-starter/pom.xml
index fd29c1d7..bc6c1638 100644
--- a/opentracing-servlet-extension/opentracing-servlet-extension-starter/pom.xml
+++ b/opentracing-servlet-extension/opentracing-servlet-extension-starter/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>org.zalando</groupId>
         <artifactId>opentracing-servlet-extension-parent</artifactId>
-        <version>4.2.2</version>
+        <version>4.2.4</version>
     </parent>
     <artifactId>opentracing-servlet-extension-starter</artifactId>
     <dependencies>
diff --git a/opentracing-servlet-extension/opentracing-servlet-extension/pom.xml b/opentracing-servlet-extension/opentracing-servlet-extension/pom.xml
index 6c65e834..2a813dda 100644
--- a/opentracing-servlet-extension/opentracing-servlet-extension/pom.xml
+++ b/opentracing-servlet-extension/opentracing-servlet-extension/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>org.zalando</groupId>
         <artifactId>opentracing-servlet-extension-parent</artifactId>
-        <version>4.2.2</version>
+        <version>4.2.4</version>
     </parent>
     <artifactId>opentracing-servlet-extension</artifactId>
     <dependencies>
diff --git a/opentracing-servlet-extension/pom.xml b/opentracing-servlet-extension/pom.xml
index 9c37640c..71ee98fb 100644
--- a/opentracing-servlet-extension/pom.xml
+++ b/opentracing-servlet-extension/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>org.zalando</groupId>
         <artifactId>opentracing-toolbox</artifactId>
-        <version>4.2.2</version>
+        <version>4.2.4</version>
     </parent>
     <artifactId>opentracing-servlet-extension-parent</artifactId>
     <packaging>pom</packaging>
diff --git a/opentracing-spring-extension/opentracing-spring-web-extension-autoconfigure/pom.xml b/opentracing-spring-extension/opentracing-spring-web-extension-autoconfigure/pom.xml
index f763805f..54a7d48f 100644
--- a/opentracing-spring-extension/opentracing-spring-web-extension-autoconfigure/pom.xml
+++ b/opentracing-spring-extension/opentracing-spring-web-extension-autoconfigure/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>org.zalando</groupId>
         <artifactId>opentracing-spring-extension</artifactId>
-        <version>4.2.2</version>
+        <version>4.2.4</version>
     </parent>
     <artifactId>opentracing-spring-web-extension-autoconfigure</artifactId>
     <dependencies>
diff --git a/opentracing-spring-extension/opentracing-spring-web-extension-starter/pom.xml b/opentracing-spring-extension/opentracing-spring-web-extension-starter/pom.xml
index 42128ace..cd3be538 100644
--- a/opentracing-spring-extension/opentracing-spring-web-extension-starter/pom.xml
+++ b/opentracing-spring-extension/opentracing-spring-web-extension-starter/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>org.zalando</groupId>
         <artifactId>opentracing-spring-extension</artifactId>
-        <version>4.2.2</version>
+        <version>4.2.4</version>
     </parent>
     <artifactId>opentracing-spring-web-extension-starter</artifactId>
     <dependencies>
diff --git a/opentracing-spring-extension/opentracing-spring-web-extension/pom.xml b/opentracing-spring-extension/opentracing-spring-web-extension/pom.xml
index b8b41ba2..6f3e52ce 100644
--- a/opentracing-spring-extension/opentracing-spring-web-extension/pom.xml
+++ b/opentracing-spring-extension/opentracing-spring-web-extension/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>org.zalando</groupId>
         <artifactId>opentracing-spring-extension</artifactId>
-        <version>4.2.2</version>
+        <version>4.2.4</version>
     </parent>
     <artifactId>opentracing-spring-web-extension</artifactId>
     <dependencies>
diff --git a/opentracing-spring-extension/opentracing-spring-webflux-extension-autoconfigure/pom.xml b/opentracing-spring-extension/opentracing-spring-webflux-extension-autoconfigure/pom.xml
index 7ba09249..5f553f07 100644
--- a/opentracing-spring-extension/opentracing-spring-webflux-extension-autoconfigure/pom.xml
+++ b/opentracing-spring-extension/opentracing-spring-webflux-extension-autoconfigure/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>org.zalando</groupId>
         <artifactId>opentracing-spring-extension</artifactId>
-        <version>4.2.2</version>
+        <version>4.2.4</version>
     </parent>
     <artifactId>opentracing-spring-webflux-extension-autoconfigure</artifactId>
     <dependencies>
diff --git a/opentracing-spring-extension/opentracing-spring-webflux-extension-starter/pom.xml b/opentracing-spring-extension/opentracing-spring-webflux-extension-starter/pom.xml
index 14ede302..1a655364 100644
--- a/opentracing-spring-extension/opentracing-spring-webflux-extension-starter/pom.xml
+++ b/opentracing-spring-extension/opentracing-spring-webflux-extension-starter/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>org.zalando</groupId>
         <artifactId>opentracing-spring-extension</artifactId>
-        <version>4.2.2</version>
+        <version>4.2.4</version>
     </parent>
     <artifactId>opentracing-spring-webflux-extension-starter</artifactId>
     <dependencies>
diff --git a/opentracing-spring-extension/opentracing-spring-webflux-extension/pom.xml b/opentracing-spring-extension/opentracing-spring-webflux-extension/pom.xml
index 3cba9512..4a8e9030 100644
--- a/opentracing-spring-extension/opentracing-spring-webflux-extension/pom.xml
+++ b/opentracing-spring-extension/opentracing-spring-webflux-extension/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>org.zalando</groupId>
         <artifactId>opentracing-spring-extension</artifactId>
-        <version>4.2.2</version>
+        <version>4.2.4</version>
     </parent>
     <artifactId>opentracing-spring-webflux-extension</artifactId>
     <dependencies>
diff --git a/opentracing-spring-extension/pom.xml b/opentracing-spring-extension/pom.xml
index 781642fe..fdd089c8 100644
--- a/opentracing-spring-extension/pom.xml
+++ b/opentracing-spring-extension/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>org.zalando</groupId>
         <artifactId>opentracing-toolbox</artifactId>
-        <version>4.2.2</version>
+        <version>4.2.4</version>
     </parent>
     <artifactId>opentracing-spring-extension</artifactId>
     <packaging>pom</packaging>
diff --git a/opentracing-toolbox-spring-boot-starter/pom.xml b/opentracing-toolbox-spring-boot-starter/pom.xml
index 045d69f7..ccecedae 100644
--- a/opentracing-toolbox-spring-boot-starter/pom.xml
+++ b/opentracing-toolbox-spring-boot-starter/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>org.zalando</groupId>
         <artifactId>opentracing-toolbox</artifactId>
-        <version>4.2.2</version>
+        <version>4.2.4</version>
     </parent>
     <artifactId>opentracing-toolbox-spring-boot-starter</artifactId>
     <dependencies>
diff --git a/pom.xml b/pom.xml
index 8ff11eac..af25ab44 100644
--- a/pom.xml
+++ b/pom.xml
@@ -4,7 +4,7 @@
     <modelVersion>4.0.0</modelVersion>
     <groupId>org.zalando</groupId>
     <artifactId>opentracing-toolbox</artifactId>
-    <version>4.2.2</version>
+    <version>4.2.4</version>
     <packaging>pom</packaging>
     <url>https://github.com/zalando/opentracing-toolbox</url>
     <inceptionYear>2019</inceptionYear>