diff --git a/mastodon/src/main/res/values-pl-rPL/strings.xml b/mastodon/src/main/res/values-pl-rPL/strings.xml
index 45b5b64a..5e44d08b 100644
--- a/mastodon/src/main/res/values-pl-rPL/strings.xml
+++ b/mastodon/src/main/res/values-pl-rPL/strings.xml
@@ -318,7 +318,6 @@
 		<item quantity="many">%,d podbić</item>
 		<item quantity="other">%,d podbić</item>
 	</plurals>
-	<string name="timestamp_via_app">%1$s przez %2$s</string>
 	<string name="time_now">przed chwilą</string>
 	<string name="edit_history">Historia edycji</string>
 	<string name="last_edit_at_x">Ostatnia zmiana: %s</string>