diff --git a/samples/client/petstore/elm/elm-compile-test b/samples/client/petstore/elm/elm-compile-test
index 55507cfcad6..c2403c5fd4e 100755
--- a/samples/client/petstore/elm/elm-compile-test
+++ b/samples/client/petstore/elm/elm-compile-test
@@ -4,7 +4,7 @@
 for ELM in `find src -name "*.elm"`
 do
     echo "Compiling $ELM"
-    elm make $ELM --output /dev/null
+    elm make $ELM --output /dev/null --yes
     rc=$?
     if [[ $rc != 0 ]]
     then