diff --git a/client-samples/java/rest/.gitignore b/client-samples/java/rest/.gitignore
index d4bf275..19f9545 100644
--- a/client-samples/java/rest/.gitignore
+++ b/client-samples/java/rest/.gitignore
@@ -2,3 +2,4 @@ build
 install
 .gradle/
 .idea/
+!gradle/wrapper/gradle-wrapper.jar
\ No newline at end of file
diff --git a/client-samples/java/rest/gradle/wrapper/gradle-wrapper.jar b/client-samples/java/rest/gradle/wrapper/gradle-wrapper.jar
new file mode 100644
index 0000000..7f93135
Binary files /dev/null and b/client-samples/java/rest/gradle/wrapper/gradle-wrapper.jar differ
diff --git a/client-samples/java/rest/gradlew b/client-samples/java/rest/gradlew
old mode 100644
new mode 100755
diff --git a/client-samples/java/rest/gradlew.bat b/client-samples/java/rest/gradlew.bat
old mode 100644
new mode 100755