diff --git a/packages/SystemUI/tests/src/com/android/systemui/SysuiTestCase.java b/packages/SystemUI/tests/src/com/android/systemui/SysuiTestCase.java
index 008580ad6944e..d1d752099d193 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/SysuiTestCase.java
+++ b/packages/SystemUI/tests/src/com/android/systemui/SysuiTestCase.java
@@ -37,6 +37,7 @@ public abstract class SysuiTestCase {
 
     @Before
     public void SysuiSetup() throws Exception {
+        System.setProperty("dexmaker.share_classloader", "true");
         mContext = new TestableContext(InstrumentationRegistry.getTargetContext(), this);
     }