diff --git a/en16931-cii2ubl-cli/pom.xml b/en16931-cii2ubl-cli/pom.xml
index 143736a..ef83161 100644
--- a/en16931-cii2ubl-cli/pom.xml
+++ b/en16931-cii2ubl-cli/pom.xml
@@ -34,7 +34,7 @@
   <licenses>
     <license>
       <name>Apache 2</name>
-      <url>http://www.apache.org/licenses/LICENSE-2.0.html</url>
+      <url>https://www.apache.org/licenses/LICENSE-2.0.html</url>
       <distribution>repo</distribution>
     </license>
   </licenses>
@@ -44,7 +44,7 @@
       <id>philip</id>
       <name>Philip Helger</name>
       <email>ph(at)helger.com</email>
-      <url>http://www.helger.com</url>
+      <url>https://www.helger.com</url>
     </developer>
   </developers>
 
diff --git a/en16931-cii2ubl/pom.xml b/en16931-cii2ubl/pom.xml
index 31df69c..efe5f42 100644
--- a/en16931-cii2ubl/pom.xml
+++ b/en16931-cii2ubl/pom.xml
@@ -34,7 +34,7 @@
   <licenses>
     <license>
       <name>Apache 2</name>
-      <url>http://www.apache.org/licenses/LICENSE-2.0.html</url>
+      <url>https://www.apache.org/licenses/LICENSE-2.0.html</url>
       <distribution>repo</distribution>
     </license>
   </licenses>
@@ -44,7 +44,7 @@
       <id>philip</id>
       <name>Philip Helger</name>
       <email>ph(at)helger.com</email>
-      <url>http://www.helger.com</url>
+      <url>https://www.helger.com</url>
     </developer>
   </developers>
 
diff --git a/pom.xml b/pom.xml
index 551eccc..0434771 100644
--- a/pom.xml
+++ b/pom.xml
@@ -35,7 +35,7 @@
   <licenses>
     <license>
       <name>Apache 2</name>
-      <url>http://www.apache.org/licenses/LICENSE-2.0.html</url>
+      <url>https://www.apache.org/licenses/LICENSE-2.0.html</url>
       <distribution>repo</distribution>
     </license>
   </licenses>
@@ -43,7 +43,7 @@
   <scm>
     <connection>scm:git:https://github.com/phax/en16931-cii2ubl.git</connection>
     <developerConnection>scm:git:https://github.com/phax/en16931-cii2ubl.git</developerConnection>
-    <url>http://github.com/phax/en16931-cii2ubl</url>
+    <url>https://github.com/phax/en16931-cii2ubl</url>
     <tag>HEAD</tag>
   </scm>
 
@@ -52,7 +52,7 @@
       <id>philip</id>
       <name>Philip Helger</name>
       <email>ph(at)helger.com</email>
-      <url>http://www.helger.com</url>
+      <url>https://www.helger.com</url>
     </developer>
   </developers>