diff --git a/fortune-teller-config-server/pom.xml b/fortune-teller-config-server/pom.xml
index a790712..682b9e8 100644
--- a/fortune-teller-config-server/pom.xml
+++ b/fortune-teller-config-server/pom.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
 
     <groupId>io.spring.cloud.samples</groupId>
diff --git a/fortune-teller-eureka/pom.xml b/fortune-teller-eureka/pom.xml
index 86cdecf..d433b51 100644
--- a/fortune-teller-eureka/pom.xml
+++ b/fortune-teller-eureka/pom.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-	xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+	xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 
 	<groupId>io.spring.cloud.samples</groupId>
diff --git a/fortune-teller-fortune-service/pom.xml b/fortune-teller-fortune-service/pom.xml
index 3fc1e23..eb3f351 100644
--- a/fortune-teller-fortune-service/pom.xml
+++ b/fortune-teller-fortune-service/pom.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-	xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+	xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 
 	<groupId>io.spring.cloud.samples</groupId>
diff --git a/fortune-teller-hystrix-dashboard/pom.xml b/fortune-teller-hystrix-dashboard/pom.xml
index 3809871..9694699 100644
--- a/fortune-teller-hystrix-dashboard/pom.xml
+++ b/fortune-teller-hystrix-dashboard/pom.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-	xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+	xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 
 	<groupId>io.spring.cloud.samples</groupId>
diff --git a/fortune-teller-ui/pom.xml b/fortune-teller-ui/pom.xml
index 6828ce5..ca66b5d 100644
--- a/fortune-teller-ui/pom.xml
+++ b/fortune-teller-ui/pom.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
 
     <groupId>io.spring.cloud.samples</groupId>
diff --git a/pom.xml b/pom.xml
index f916725..8f1080b 100644
--- a/pom.xml
+++ b/pom.xml
@@ -1,7 +1,7 @@
 <project xmlns="http://maven.apache.org/POM/4.0.0"
          xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
          xsi:schemaLocation="http://maven.apache.org/POM/4.0.0
-                             http://maven.apache.org/maven-v4_0_0.xsd">
+                             https://maven.apache.org/maven-v4_0_0.xsd">
     <modelVersion>4.0.0</modelVersion>
 
     <groupId>io.spring.cloud.samples</groupId>