diff --git a/modules/openapi-generator/src/main/resources/Groovy/build.gradle.mustache b/modules/openapi-generator/src/main/resources/Groovy/build.gradle.mustache
index e83c34f0e38..fbb6e30e0b7 100644
--- a/modules/openapi-generator/src/main/resources/Groovy/build.gradle.mustache
+++ b/modules/openapi-generator/src/main/resources/Groovy/build.gradle.mustache
@@ -13,6 +13,7 @@ wrapper {
 
 buildscript {
     repositories {
+        maven { url "https://repo1.maven.org/maven2" }
         maven { url 'https://repo.jfrog.org/artifactory/gradle-plugins' }
     }
     dependencies {
diff --git a/modules/openapi-generator/src/main/resources/java-pkmst/pom.mustache b/modules/openapi-generator/src/main/resources/java-pkmst/pom.mustache
index d626c020d92..96d001c40c2 100644
--- a/modules/openapi-generator/src/main/resources/java-pkmst/pom.mustache
+++ b/modules/openapi-generator/src/main/resources/java-pkmst/pom.mustache
@@ -47,7 +47,7 @@
          <id>central</id>
          <name>Maven Repository Switchboard</name>
          <layout>default</layout>
-         <url>http://repo1.maven.org/maven2</url>
+         <url>https://repo1.maven.org/maven2</url>
          <snapshots>
             <enabled>false</enabled>
          </snapshots>
@@ -299,7 +299,7 @@
                      </excludes>
                   </configuration>
                </plugin>
-               
+
                <plugin>
                   <groupId>net.alchim31.maven</groupId>
                   <artifactId>scala-maven-plugin</artifactId>
@@ -315,7 +315,7 @@
                             <runMultipleSimulations>true</runMultipleSimulations>
                             <includes>
                                 <simulationClass>testapi</simulationClass>
-                                
+
                             </includes>
                         </configuration>
                         <executions>
diff --git a/samples/client/petstore/groovy/build.gradle b/samples/client/petstore/groovy/build.gradle
index 9ffe5398d8e..d7ef232558c 100644
--- a/samples/client/petstore/groovy/build.gradle
+++ b/samples/client/petstore/groovy/build.gradle
@@ -13,6 +13,7 @@ wrapper {
 
 buildscript {
     repositories {
+        maven { url "https://repo1.maven.org/maven2" }
         maven { url 'https://repo.jfrog.org/artifactory/gradle-plugins' }
     }
     dependencies {
diff --git a/samples/server/petstore/java-pkmst/pom.xml b/samples/server/petstore/java-pkmst/pom.xml
index 66150f46315..b9db9f451a9 100644
--- a/samples/server/petstore/java-pkmst/pom.xml
+++ b/samples/server/petstore/java-pkmst/pom.xml
@@ -47,7 +47,7 @@
          <id>central</id>
          <name>Maven Repository Switchboard</name>
          <layout>default</layout>
-         <url>http://repo1.maven.org/maven2</url>
+         <url>https://repo1.maven.org/maven2</url>
          <snapshots>
             <enabled>false</enabled>
          </snapshots>
@@ -268,7 +268,7 @@
                      </excludes>
                   </configuration>
                </plugin>
-               
+
                <plugin>
                   <groupId>net.alchim31.maven</groupId>
                   <artifactId>scala-maven-plugin</artifactId>
@@ -284,7 +284,7 @@
                             <runMultipleSimulations>true</runMultipleSimulations>
                             <includes>
                                 <simulationClass>testapi</simulationClass>
-                                
+
                             </includes>
                         </configuration>
                         <executions>