diff --git a/src/assets/i18n/en.json b/src/assets/i18n/en.json
index 4c44af4fe..8c6f37bbf 100644
--- a/src/assets/i18n/en.json
+++ b/src/assets/i18n/en.json
@@ -1571,6 +1571,5 @@
         "READ_END": "Test finished - result received"
     },
     "COPIED_TO_CLIPBOARD_SUCCESSFULLY": "Added to clipboard",
-    "COPIED_TO_CLIPBOARD_UNSUCCESSFULLY": "Could not be added to clipboard",
-  "TESTKEY": "TEST_KEY"
+    "COPIED_TO_CLIPBOARD_UNSUCCESSFULLY": "Could not be added to clipboard"
 }