diff --git a/LICENSE.txt b/LICENSE.txt
index f8ccc6b..28b5e3b 100644
--- a/LICENSE.txt
+++ b/LICENSE.txt
@@ -1,6 +1,6 @@
  Copyright MapStruct Authors.
 
- MapStruct Tools Gem is licensed under the Apache License version 2.0, available at http://www.apache.org/licenses/LICENSE-2.0
+ MapStruct Tools Gem is licensed under the Apache License version 2.0, available at https://www.apache.org/licenses/LICENSE-2.0
 
 ------------------------------------------------------------------------
 
diff --git a/api/pom.xml b/api/pom.xml
index 7fe5275..0e1500a 100644
--- a/api/pom.xml
+++ b/api/pom.xml
@@ -3,7 +3,7 @@
 
     Copyright MapStruct Authors.
 
-    Licensed under the Apache License version 2.0, available at http://www.apache.org/licenses/LICENSE-2.0
+    Licensed under the Apache License version 2.0, available at https://www.apache.org/licenses/LICENSE-2.0
 
 -->
 <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">
diff --git a/api/src/main/java/org/mapstruct/tools/gem/Gem.java b/api/src/main/java/org/mapstruct/tools/gem/Gem.java
index 7e22c3e..ad86bc0 100644
--- a/api/src/main/java/org/mapstruct/tools/gem/Gem.java
+++ b/api/src/main/java/org/mapstruct/tools/gem/Gem.java
@@ -1,7 +1,7 @@
 /*
  * Copyright MapStruct Authors.
  *
- * Licensed under the Apache License version 2.0, available at http://www.apache.org/licenses/LICENSE-2.0
+ * Licensed under the Apache License version 2.0, available at https://www.apache.org/licenses/LICENSE-2.0
  */
 package org.mapstruct.tools.gem;
 
diff --git a/api/src/main/java/org/mapstruct/tools/gem/GemDefinition.java b/api/src/main/java/org/mapstruct/tools/gem/GemDefinition.java
index 662e2f3..9325452 100644
--- a/api/src/main/java/org/mapstruct/tools/gem/GemDefinition.java
+++ b/api/src/main/java/org/mapstruct/tools/gem/GemDefinition.java
@@ -1,7 +1,7 @@
 /*
  * Copyright MapStruct Authors.
  *
- * Licensed under the Apache License version 2.0, available at http://www.apache.org/licenses/LICENSE-2.0
+ * Licensed under the Apache License version 2.0, available at https://www.apache.org/licenses/LICENSE-2.0
  */
 package org.mapstruct.tools.gem;
 
diff --git a/api/src/main/java/org/mapstruct/tools/gem/GemDefinitions.java b/api/src/main/java/org/mapstruct/tools/gem/GemDefinitions.java
index fbfba3e..8b232bc 100644
--- a/api/src/main/java/org/mapstruct/tools/gem/GemDefinitions.java
+++ b/api/src/main/java/org/mapstruct/tools/gem/GemDefinitions.java
@@ -1,7 +1,7 @@
 /*
  * Copyright MapStruct Authors.
  *
- * Licensed under the Apache License version 2.0, available at http://www.apache.org/licenses/LICENSE-2.0
+ * Licensed under the Apache License version 2.0, available at https://www.apache.org/licenses/LICENSE-2.0
  */
 package org.mapstruct.tools.gem;
 
diff --git a/api/src/main/java/org/mapstruct/tools/gem/GemValue.java b/api/src/main/java/org/mapstruct/tools/gem/GemValue.java
index c6143c9..65f86df 100644
--- a/api/src/main/java/org/mapstruct/tools/gem/GemValue.java
+++ b/api/src/main/java/org/mapstruct/tools/gem/GemValue.java
@@ -1,7 +1,7 @@
 /*
  * Copyright MapStruct Authors.
  *
- * Licensed under the Apache License version 2.0, available at http://www.apache.org/licenses/LICENSE-2.0
+ * Licensed under the Apache License version 2.0, available at https://www.apache.org/licenses/LICENSE-2.0
  */
 package org.mapstruct.tools.gem;
 
diff --git a/etc/license.txt b/etc/license.txt
index 66af6ed..d640002 100644
--- a/etc/license.txt
+++ b/etc/license.txt
@@ -1,3 +1,3 @@
 Copyright MapStruct Authors.
 
-Licensed under the Apache License version 2.0, available at http://www.apache.org/licenses/LICENSE-2.0
+Licensed under the Apache License version 2.0, available at https://www.apache.org/licenses/LICENSE-2.0
diff --git a/parent/pom.xml b/parent/pom.xml
index 1917f7f..82d1b66 100644
--- a/parent/pom.xml
+++ b/parent/pom.xml
@@ -3,7 +3,7 @@
 
     Copyright MapStruct Authors.
 
-    Licensed under the Apache License version 2.0, available at http://www.apache.org/licenses/LICENSE-2.0
+    Licensed under the Apache License version 2.0, available at https://www.apache.org/licenses/LICENSE-2.0
 
 -->
 <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">
@@ -15,7 +15,7 @@
 
     <name>MapStruct Tools Gem Parent</name>
     <description>An annotation processor for generating gems for annotations</description>
-    <url>http://mapstruct.org/</url>
+    <url>https://mapstruct.org/</url>
     <inceptionYear>2020</inceptionYear>
 
     <properties>
@@ -33,7 +33,7 @@
     <licenses>
         <license>
             <name>The Apache Software License, Version 2.0</name>
-            <url>http://www.apache.org/licenses/LICENSE-2.0.txt</url>
+            <url>https://www.apache.org/licenses/LICENSE-2.0.txt</url>
             <distribution>repo</distribution>
         </license>
     </licenses>
diff --git a/pom.xml b/pom.xml
index ef6371f..e086ecb 100644
--- a/pom.xml
+++ b/pom.xml
@@ -3,7 +3,7 @@
 
     Copyright MapStruct Authors.
 
-    Licensed under the Apache License version 2.0, available at http://www.apache.org/licenses/LICENSE-2.0
+    Licensed under the Apache License version 2.0, available at https://www.apache.org/licenses/LICENSE-2.0
 
 -->
 <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">
diff --git a/processor/pom.xml b/processor/pom.xml
index d204afd..d6b27fc 100644
--- a/processor/pom.xml
+++ b/processor/pom.xml
@@ -3,7 +3,7 @@
 
     Copyright MapStruct Authors.
 
-    Licensed under the Apache License version 2.0, available at http://www.apache.org/licenses/LICENSE-2.0
+    Licensed under the Apache License version 2.0, available at https://www.apache.org/licenses/LICENSE-2.0
 
 -->
 <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">
diff --git a/processor/src/main/java/org/mapstruct/tools/gem/processor/GemInfo.java b/processor/src/main/java/org/mapstruct/tools/gem/processor/GemInfo.java
index 6354e7a..565c644 100644
--- a/processor/src/main/java/org/mapstruct/tools/gem/processor/GemInfo.java
+++ b/processor/src/main/java/org/mapstruct/tools/gem/processor/GemInfo.java
@@ -1,7 +1,7 @@
 /*
  * Copyright MapStruct Authors.
  *
- * Licensed under the Apache License version 2.0, available at http://www.apache.org/licenses/LICENSE-2.0
+ * Licensed under the Apache License version 2.0, available at https://www.apache.org/licenses/LICENSE-2.0
  */
 package org.mapstruct.tools.gem.processor;
 
diff --git a/processor/src/main/java/org/mapstruct/tools/gem/processor/GemProcessor.java b/processor/src/main/java/org/mapstruct/tools/gem/processor/GemProcessor.java
index cc97c09..83a6a53 100644
--- a/processor/src/main/java/org/mapstruct/tools/gem/processor/GemProcessor.java
+++ b/processor/src/main/java/org/mapstruct/tools/gem/processor/GemProcessor.java
@@ -1,7 +1,7 @@
 /*
  * Copyright MapStruct Authors.
  *
- * Licensed under the Apache License version 2.0, available at http://www.apache.org/licenses/LICENSE-2.0
+ * Licensed under the Apache License version 2.0, available at https://www.apache.org/licenses/LICENSE-2.0
  */
 package org.mapstruct.tools.gem.processor;
 
diff --git a/processor/src/main/java/org/mapstruct/tools/gem/processor/GemValueInfo.java b/processor/src/main/java/org/mapstruct/tools/gem/processor/GemValueInfo.java
index 2cf268f..9aabd4d 100644
--- a/processor/src/main/java/org/mapstruct/tools/gem/processor/GemValueInfo.java
+++ b/processor/src/main/java/org/mapstruct/tools/gem/processor/GemValueInfo.java
@@ -1,7 +1,7 @@
 /*
  * Copyright MapStruct Authors.
  *
- * Licensed under the Apache License version 2.0, available at http://www.apache.org/licenses/LICENSE-2.0
+ * Licensed under the Apache License version 2.0, available at https://www.apache.org/licenses/LICENSE-2.0
  */
 package org.mapstruct.tools.gem.processor;
 
diff --git a/processor/src/main/java/org/mapstruct/tools/gem/processor/GemValueType.java b/processor/src/main/java/org/mapstruct/tools/gem/processor/GemValueType.java
index 9fb165b..61e73a2 100644
--- a/processor/src/main/java/org/mapstruct/tools/gem/processor/GemValueType.java
+++ b/processor/src/main/java/org/mapstruct/tools/gem/processor/GemValueType.java
@@ -1,7 +1,7 @@
 /*
  * Copyright MapStruct Authors.
  *
- * Licensed under the Apache License version 2.0, available at http://www.apache.org/licenses/LICENSE-2.0
+ * Licensed under the Apache License version 2.0, available at https://www.apache.org/licenses/LICENSE-2.0
  */
 package org.mapstruct.tools.gem.processor;
 
diff --git a/processor/src/main/java/org/mapstruct/tools/gem/processor/Util.java b/processor/src/main/java/org/mapstruct/tools/gem/processor/Util.java
index 52f467a..de0fd0b 100644
--- a/processor/src/main/java/org/mapstruct/tools/gem/processor/Util.java
+++ b/processor/src/main/java/org/mapstruct/tools/gem/processor/Util.java
@@ -1,7 +1,7 @@
 /*
  * Copyright MapStruct Authors.
  *
- * Licensed under the Apache License version 2.0, available at http://www.apache.org/licenses/LICENSE-2.0
+ * Licensed under the Apache License version 2.0, available at https://www.apache.org/licenses/LICENSE-2.0
  */
 package org.mapstruct.tools.gem.processor;
 
diff --git a/processor/src/main/resources/META-INF/services/javax.annotation.processing.Processor b/processor/src/main/resources/META-INF/services/javax.annotation.processing.Processor
index fa56b9d..1caaa47 100644
--- a/processor/src/main/resources/META-INF/services/javax.annotation.processing.Processor
+++ b/processor/src/main/resources/META-INF/services/javax.annotation.processing.Processor
@@ -1,5 +1,5 @@
 # Copyright MapStruct Authors.
 #
-# Licensed under the Apache License version 2.0, available at http://www.apache.org/licenses/LICENSE-2.0
+# Licensed under the Apache License version 2.0, available at https://www.apache.org/licenses/LICENSE-2.0
 
 org.mapstruct.tools.gem.processor.GemProcessor
diff --git a/processor/src/main/resources/org/mapstruct/tools/gem/processor/Gem.ftl b/processor/src/main/resources/org/mapstruct/tools/gem/processor/Gem.ftl
index 64a55e5..b45ab94 100644
--- a/processor/src/main/resources/org/mapstruct/tools/gem/processor/Gem.ftl
+++ b/processor/src/main/resources/org/mapstruct/tools/gem/processor/Gem.ftl
@@ -2,7 +2,7 @@
 
     Copyright MapStruct Authors.
 
-    Licensed under the Apache License version 2.0, available at http://www.apache.org/licenses/LICENSE-2.0
+    Licensed under the Apache License version 2.0, available at https://www.apache.org/licenses/LICENSE-2.0
 
 -->
 <#-- @ftlvariable name="gemInfo" type="org.mapstruct.tools.gem.processor.GemInfo" -->
diff --git a/processor/src/test/java/org/mapstruct/tools/gem/processor/ProcessorTest.java b/processor/src/test/java/org/mapstruct/tools/gem/processor/ProcessorTest.java
index f8cde37..12ffc88 100644
--- a/processor/src/test/java/org/mapstruct/tools/gem/processor/ProcessorTest.java
+++ b/processor/src/test/java/org/mapstruct/tools/gem/processor/ProcessorTest.java
@@ -1,7 +1,7 @@
 /*
  * Copyright MapStruct Authors.
  *
- * Licensed under the Apache License version 2.0, available at http://www.apache.org/licenses/LICENSE-2.0
+ * Licensed under the Apache License version 2.0, available at https://www.apache.org/licenses/LICENSE-2.0
  */
 package org.mapstruct.tools.gem.processor;
 
diff --git a/test/src/main/java/org/mapstruct/tools/gem/Tester.java b/test/src/main/java/org/mapstruct/tools/gem/Tester.java
index f1b7b0e..ff47e8b 100644
--- a/test/src/main/java/org/mapstruct/tools/gem/Tester.java
+++ b/test/src/main/java/org/mapstruct/tools/gem/Tester.java
@@ -1,7 +1,7 @@
 /*
  * Copyright MapStruct Authors.
  *
- * Licensed under the Apache License version 2.0, available at http://www.apache.org/licenses/LICENSE-2.0
+ * Licensed under the Apache License version 2.0, available at https://www.apache.org/licenses/LICENSE-2.0
  */
 package org.mapstruct.tools.gem;
 
diff --git a/test/src/main/java/org/mapstruct/tools/gem/test/Builder.java b/test/src/main/java/org/mapstruct/tools/gem/test/Builder.java
index 1b6c74c..751f02a 100644
--- a/test/src/main/java/org/mapstruct/tools/gem/test/Builder.java
+++ b/test/src/main/java/org/mapstruct/tools/gem/test/Builder.java
@@ -1,7 +1,7 @@
 /*
  * Copyright MapStruct Authors.
  *
- * Licensed under the Apache License version 2.0, available at http://www.apache.org/licenses/LICENSE-2.0
+ * Licensed under the Apache License version 2.0, available at https://www.apache.org/licenses/LICENSE-2.0
  */
 package org.mapstruct.tools.gem.test;
 
diff --git a/test/src/main/java/org/mapstruct/tools/gem/test/SomeAnnotation.java b/test/src/main/java/org/mapstruct/tools/gem/test/SomeAnnotation.java
index b4cd514..3dd9ba6 100644
--- a/test/src/main/java/org/mapstruct/tools/gem/test/SomeAnnotation.java
+++ b/test/src/main/java/org/mapstruct/tools/gem/test/SomeAnnotation.java
@@ -1,7 +1,7 @@
 /*
  * Copyright MapStruct Authors.
  *
- * Licensed under the Apache License version 2.0, available at http://www.apache.org/licenses/LICENSE-2.0
+ * Licensed under the Apache License version 2.0, available at https://www.apache.org/licenses/LICENSE-2.0
  */
 package org.mapstruct.tools.gem.test;
 
diff --git a/test/src/main/java/org/mapstruct/tools/gem/test/SomeAnnotations.java b/test/src/main/java/org/mapstruct/tools/gem/test/SomeAnnotations.java
index dab8eb1..fbab612 100644
--- a/test/src/main/java/org/mapstruct/tools/gem/test/SomeAnnotations.java
+++ b/test/src/main/java/org/mapstruct/tools/gem/test/SomeAnnotations.java
@@ -1,7 +1,7 @@
 /*
  * Copyright MapStruct Authors.
  *
- * Licensed under the Apache License version 2.0, available at http://www.apache.org/licenses/LICENSE-2.0
+ * Licensed under the Apache License version 2.0, available at https://www.apache.org/licenses/LICENSE-2.0
  */
 package org.mapstruct.tools.gem.test;
 
diff --git a/test/src/main/java/org/mapstruct/tools/gem/test/gem/GemExampleGenerator.java b/test/src/main/java/org/mapstruct/tools/gem/test/gem/GemExampleGenerator.java
index 0e4ee31..4a07783 100644
--- a/test/src/main/java/org/mapstruct/tools/gem/test/gem/GemExampleGenerator.java
+++ b/test/src/main/java/org/mapstruct/tools/gem/test/gem/GemExampleGenerator.java
@@ -1,7 +1,7 @@
 /*
  * Copyright MapStruct Authors.
  *
- * Licensed under the Apache License version 2.0, available at http://www.apache.org/licenses/LICENSE-2.0
+ * Licensed under the Apache License version 2.0, available at https://www.apache.org/licenses/LICENSE-2.0
  */
 package org.mapstruct.tools.gem.test.gem;
 
diff --git a/test/src/main/java/org/mapstruct/tools/gem/test/gem/SomeArrayAnnotation.java b/test/src/main/java/org/mapstruct/tools/gem/test/gem/SomeArrayAnnotation.java
index 02eee58..7409bbe 100644
--- a/test/src/main/java/org/mapstruct/tools/gem/test/gem/SomeArrayAnnotation.java
+++ b/test/src/main/java/org/mapstruct/tools/gem/test/gem/SomeArrayAnnotation.java
@@ -1,7 +1,7 @@
 /*
  * Copyright MapStruct Authors.
  *
- * Licensed under the Apache License version 2.0, available at http://www.apache.org/licenses/LICENSE-2.0
+ * Licensed under the Apache License version 2.0, available at https://www.apache.org/licenses/LICENSE-2.0
  */
 package org.mapstruct.tools.gem.test.gem;