diff --git a/src/main/java/ch/ethz/seb/sebserver/gui/content/LmsSetupForm.java b/src/main/java/ch/ethz/seb/sebserver/gui/content/LmsSetupForm.java
index 1bd09030..573fd16a 100644
--- a/src/main/java/ch/ethz/seb/sebserver/gui/content/LmsSetupForm.java
+++ b/src/main/java/ch/ethz/seb/sebserver/gui/content/LmsSetupForm.java
@@ -330,6 +330,7 @@ public class LmsSetupForm implements TemplateComposer {
                 .newAction(ActionDefinition.LMS_SETUP_TEST_EDIT)
                 .withEntityKey(entityKey)
                 .withExec(action -> this.testAdHoc(action, formHandle))
+                .noEventPropagation()
                 .ignoreMoveAwayFromEdit()
                 .publishIf(() -> !readonly && !isNew.getAsBoolean())