diff --git a/app/src/test/java/info/nightscout/MainAppTest.java b/app/src/test/java/info/nightscout/MainAppTest.java
index 2b9217c1a8..1bbfba3662 100644
--- a/app/src/test/java/info/nightscout/MainAppTest.java
+++ b/app/src/test/java/info/nightscout/MainAppTest.java
@@ -117,6 +117,7 @@ public class MainAppTest {
 
     @Test
     public void isEngineeringModeOrReleaseTest() {
+        mainApp.devBranch = true;
         Assert.assertEquals(!Config.APS, mainApp.isEngineeringModeOrRelease());
     }