diff --git a/tools/run-jdwp-tests.sh b/tools/run-jdwp-tests.sh
index edec362..9aed271 100755
--- a/tools/run-jdwp-tests.sh
+++ b/tools/run-jdwp-tests.sh
@@ -88,7 +88,8 @@
   fi
 done
 
-vm_args="--vm-arg $image"
+vm_args="--vm-arg $image --vm-arg -Xusejit:true"
+debuggee_args="$debuggee_args -Xusejit:true"
 if [[ $debug == "yes" ]]; then
   art="$art -d"
   art_debugee="$art_debugee -d"