diff --git a/app/src/main/java/eu/faircode/email/MessageClassifier.java b/app/src/main/java/eu/faircode/email/MessageClassifier.java
index 6af1e0a6ed..c6ecaaf962 100644
--- a/app/src/main/java/eu/faircode/email/MessageClassifier.java
+++ b/app/src/main/java/eu/faircode/email/MessageClassifier.java
@@ -220,6 +220,8 @@ public class MessageClassifier {
     }
 
     static synchronized void save(Context context) throws JSONException, IOException {
+        if (!loaded)
+            return;
         if (!isEnabled(context))
             return;