diff --git a/app/src/main/java/eu/faircode/email/FragmentRules.java b/app/src/main/java/eu/faircode/email/FragmentRules.java
index 91ceec486a..64177a8383 100644
--- a/app/src/main/java/eu/faircode/email/FragmentRules.java
+++ b/app/src/main/java/eu/faircode/email/FragmentRules.java
@@ -508,7 +508,7 @@ public class FragmentRules extends FragmentBase {
                             break;
                         case EntityRule.TYPE_ANSWER:
                             long identity = jaction.getLong("identity");
-                            long answer = jaction.getLong("answer");
+                            long answer = jaction.optLong("answer", -1L);
                             EntityIdentity i = db.identity().getIdentity(identity);
                             EntityAnswer t = db.answer().getAnswer(answer);
                             if (i != null)