diff --git a/app/src/main/java/com/zegoggles/smssync/service/exception/MissingPermissionException.java b/app/src/main/java/com/zegoggles/smssync/service/exception/MissingPermissionException.java
index 4a8004f5c..d81ff8f25 100644
--- a/app/src/main/java/com/zegoggles/smssync/service/exception/MissingPermissionException.java
+++ b/app/src/main/java/com/zegoggles/smssync/service/exception/MissingPermissionException.java
@@ -9,4 +9,9 @@ public class MissingPermissionException extends Exception {
     public MissingPermissionException(Set<String> permissions) {
         this.permissions = permissions;
     }
+
+    @Override
+    public String toString() {
+        return super.toString() + permissions;      // Set<String>.toString produces "[a, b, c]"
+    }
 }