diff --git a/bin/javascript-petstore.sh b/bin/javascript-petstore.sh
index ca961c2484d..984cfca32de 100755
--- a/bin/javascript-petstore.sh
+++ b/bin/javascript-petstore.sh
@@ -26,6 +26,6 @@ fi
 
 # if you've executed sbt assembly previously it will use that instead.
 export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
-ags="$@ generate -t modules/swagger-codegen/src/main/resources/Javascript -i modules/swagger-codegen/src/test/resources/2_0/petstore-with-fake-endpoints-models-for-testing.yaml -l javascript -o samples/client/petstore/javascript  -DappName=PetstoreClient"
+ags="$@ generate -t modules/swagger-codegen/src/main/resources/Javascript -i modules/swagger-codegen/src/test/resources/2_0/petstore-with-fake-endpoints-models-for-testing.yaml -l javascript -o samples/client/petstore/javascript  -DappName=PetstoreClient --additional-properties useES6=false"
 
 java $JAVA_OPTS -jar $executable $ags
diff --git a/bin/javascript-promise-petstore.sh b/bin/javascript-promise-petstore.sh
index 40ba5a6c137..fa8e346629c 100755
--- a/bin/javascript-promise-petstore.sh
+++ b/bin/javascript-promise-petstore.sh
@@ -31,7 +31,7 @@ ags="$@ generate \
 -i modules/swagger-codegen/src/test/resources/2_0/petstore-with-fake-endpoints-models-for-testing.yaml \
 -l javascript \
 -o samples/client/petstore/javascript-promise \
---additional-properties usePromises=true \
+--additional-properties usePromises=true,useES6=false \
 -DappName=PetstoreClient"
 
 java $JAVA_OPTS -jar $executable $ags
diff --git a/bin/windows/javascript-petstore.bat b/bin/windows/javascript-petstore.bat
index 4e5e5530f74..66ac74bdccc 100755
--- a/bin/windows/javascript-petstore.bat
+++ b/bin/windows/javascript-petstore.bat
@@ -5,6 +5,6 @@ If Not Exist %executable% (
 )
 
 REM set JAVA_OPTS=%JAVA_OPTS% -Xmx1024M
-set ags=generate -i modules\swagger-codegen\src\test\resources\2_0\petstore-with-fake-endpoints-models-for-testing.yaml -l javascript -o samples\client\petstore\javascript -DappName=PetstoreClient
+set ags=generate -i modules\swagger-codegen\src\test\resources\2_0\petstore-with-fake-endpoints-models-for-testing.yaml -l javascript -o samples\client\petstore\javascript -DappName=PetstoreClient --additional-properties useES6=false
 
 java %JAVA_OPTS% -jar %executable% %ags%
diff --git a/bin/windows/javascript-promise-petstore.bat b/bin/windows/javascript-promise-petstore.bat
index f8bb90bc719..219018032c0 100755
--- a/bin/windows/javascript-promise-petstore.bat
+++ b/bin/windows/javascript-promise-petstore.bat
@@ -5,6 +5,6 @@ If Not Exist %executable% (
 )
 
 REM set JAVA_OPTS=%JAVA_OPTS% -Xmx1024M
-set ags=generate -i modules\swagger-codegen\src\test\resources\2_0\petstore-with-fake-endpoints-models-for-testing.yaml -l javascript -o samples\client\petstore\javascript-promise --additional-properties usePromises=true -DappName=PetstoreClient
+set ags=generate -i modules\swagger-codegen\src\test\resources\2_0\petstore-with-fake-endpoints-models-for-testing.yaml -l javascript -o samples\client\petstore\javascript-promise --additional-properties usePromises=true,useES6=false -DappName=PetstoreClient
 
 java %JAVA_OPTS% -jar %executable% %ags%