diff --git a/oeffi/src/de/schildbach/oeffi/util/ErrorReporter.java b/oeffi/src/de/schildbach/oeffi/util/ErrorReporter.java
index 2a56e0b..a774afd 100644
--- a/oeffi/src/de/schildbach/oeffi/util/ErrorReporter.java
+++ b/oeffi/src/de/schildbach/oeffi/util/ErrorReporter.java
@@ -236,6 +236,9 @@ public class ErrorReporter implements Thread.UncaughtExceptionHandler {
         final StringBuilder subject = new StringBuilder(context.getString(prefixResId));
         subject.append(": ");
         subject.append(versionName);
+        final String installer = Installer.installerPackageName(context);
+        if (installer != null)
+            subject.append(", installer ").append(installer);
         return subject.toString();
     }