diff --git a/supplier/gradle/wrapper/gradle-wrapper.jar b/supplier/gradle/wrapper/gradle-wrapper.jar
index f3d88b1..62d4c05 100644
Binary files a/supplier/gradle/wrapper/gradle-wrapper.jar and b/supplier/gradle/wrapper/gradle-wrapper.jar differ
diff --git a/supplier/gradle/wrapper/gradle-wrapper.properties b/supplier/gradle/wrapper/gradle-wrapper.properties
index e97d5ee..4c5803d 100644
--- a/supplier/gradle/wrapper/gradle-wrapper.properties
+++ b/supplier/gradle/wrapper/gradle-wrapper.properties
@@ -1,6 +1,5 @@
-#Mon May 11 17:28:28 CEST 2020
-distributionUrl=https\://services.gradle.org/distributions/gradle-6.3-all.zip
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-zipStorePath=wrapper/dists
+distributionUrl=https\://services.gradle.org/distributions/gradle-6.4-bin.zip
 zipStoreBase=GRADLE_USER_HOME
+zipStorePath=wrapper/dists
diff --git a/supplier/gradlew b/supplier/gradlew
index 2fe81a7..fbd7c51 100755
--- a/supplier/gradlew
+++ b/supplier/gradlew
@@ -82,6 +82,7 @@ esac
 
 CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar
 
+
 # Determine the Java command to use to start the JVM.
 if [ -n "$JAVA_HOME" ] ; then
     if [ -x "$JAVA_HOME/jre/sh/java" ] ; then
@@ -129,6 +130,7 @@ fi
 if [ "$cygwin" = "true" -o "$msys" = "true" ] ; then
     APP_HOME=`cygpath --path --mixed "$APP_HOME"`
     CLASSPATH=`cygpath --path --mixed "$CLASSPATH"`
+    
     JAVACMD=`cygpath --unix "$JAVACMD"`
 
     # We build the pattern for arguments to be converted via cygpath
diff --git a/supplier/gradlew.bat b/supplier/gradlew.bat
index 9109989..a9f778a 100644
--- a/supplier/gradlew.bat
+++ b/supplier/gradlew.bat
@@ -84,6 +84,7 @@ set CMD_LINE_ARGS=%*
 
 set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar
 
+
 @rem Execute Gradle
 "%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %CMD_LINE_ARGS%