diff --git a/app/src/main/java/org/fdroid/fdroid/AppDetails2.java b/app/src/main/java/org/fdroid/fdroid/AppDetails2.java
index 2184fd438..27b2a343b 100644
--- a/app/src/main/java/org/fdroid/fdroid/AppDetails2.java
+++ b/app/src/main/java/org/fdroid/fdroid/AppDetails2.java
@@ -447,7 +447,8 @@ public class AppDetails2 extends AppCompatActivity
                     if (TextUtils.isEmpty(newStatus.errorText)) {
                         Toast.makeText(this, R.string.details_notinstalled, Toast.LENGTH_LONG).show();
                     } else {
-                        String msg = newStatus.errorText + " " + newStatus.getUniqueKey();
+                        String msg = newStatus.errorText;
+                        if (!newStatus.getUniqueKey().equals(msg)) msg += " " + newStatus.getUniqueKey();
                         Toast.makeText(this, R.string.download_error, Toast.LENGTH_SHORT).show();
                         Toast.makeText(this, msg, Toast.LENGTH_LONG).show();
                     }