diff --git a/app/src/main/java/org/itxtech/daedalus/fragment/RuleConfigFragment.java b/app/src/main/java/org/itxtech/daedalus/fragment/RuleConfigFragment.java
index a1af703..e52d594 100644
--- a/app/src/main/java/org/itxtech/daedalus/fragment/RuleConfigFragment.java
+++ b/app/src/main/java/org/itxtech/daedalus/fragment/RuleConfigFragment.java
@@ -59,6 +59,7 @@ public class RuleConfigFragment extends ConfigFragment {
         intent = null;
         mHandler.shutdown();
         mHandler = null;
+        Daedalus.configurations.save();
     }
 
     private void stopThread() {