diff --git a/unittesting/syntax.py b/unittesting/syntax.py
index d15a0f9d..a6a98dba 100644
--- a/unittesting/syntax.py
+++ b/unittesting/syntax.py
@@ -86,7 +86,7 @@ def run(self, package=None, **kwargs):
                 for location, _, message in results:
                     stream.write(
                         "%s:%d:%d: %s\n"
-                        % (syntax, location[0] + 1, location[0] + location[1], message)
+                        % (syntax, location[0] + 1, location[1] + 1, message)
                     )
                 if results:
                     total_errors += len(results)