diff --git a/bin/tools/translate.py b/bin/tools/translate.py
index c75153cdde8..807de0d2cde 100644
--- a/bin/tools/translate.py
+++ b/bin/tools/translate.py
@@ -202,7 +202,7 @@ _ = GettextAlias()
 
 def quote(s):
     """Returns quoted PO term string, with special PO characters escaped"""
-    assert r"\n" not in s, "Translation terms may not include escaped newlines ('\\n'), please use only literal newlines"
+    assert r"\n" not in s, "Translation terms may not include escaped newlines ('\\n'), please use only literal newlines! (in '%s')" % s
     return '"%s"' % s.replace('\\','\\\\') \
                      .replace('"','\\"') \
                      .replace('\n', '\\n"\n"')