diff --git a/app/src/main/java/de/kuschku/quasseldroid/Quasseldroid.kt b/app/src/main/java/de/kuschku/quasseldroid/Quasseldroid.kt
index 55eacdd04eafa9d0cc78afad1b54f11a595ecbba..dc686bcd5109accdf326ad4e4699ca40bb61dc81 100644
--- a/app/src/main/java/de/kuschku/quasseldroid/Quasseldroid.kt
+++ b/app/src/main/java/de/kuschku/quasseldroid/Quasseldroid.kt
@@ -109,7 +109,7 @@ class Quasseldroid : DaggerApplication() {
               edit.putBoolean(getString(R.string.preference_show_seconds_key),
                               timestamp.contains("ss"))
               edit.putBoolean(getString(R.string.preference_show_seconds_key),
-                              timestamp.contains("hh") || timestamp.contains("a"))
+                              !timestamp.contains("hh") && !timestamp.contains("a"))
             }
             edit.remove("timestamp")
           }