diff --git a/test/java/util/Map/Collisions.java b/test/java/util/Map/Collisions.java
index 26f9a0a46f1ed3725fc805b3d128d7e2f61de70f..21f9e87c282b06bad6ca74d8e30c0661deeb8c81 100644
--- a/test/java/util/Map/Collisions.java
+++ b/test/java/util/Map/Collisions.java
@@ -25,7 +25,7 @@
  * @test
  * @bug 7126277
  * @run main Collisions -shortrun
- * @run main -Djdk.map.althashing.threshold=0 Collisions -shortrun
+ * @run main/othervm -Djdk.map.althashing.threshold=0 Collisions -shortrun
  * @summary Ensure Maps behave well with lots of hashCode() collisions.
  * @author Mike Duigou
  */