diff --git a/tests/hwsim/run-tests.py b/tests/hwsim/run-tests.py
index 5a2655874..846f0dce5 100755
--- a/tests/hwsim/run-tests.py
+++ b/tests/hwsim/run-tests.py
@@ -161,7 +161,7 @@ def main():
         conn = None
 
     if conn:
-        run = str(int(time.time()))
+        run = int(time.time())
 
     if args.update_tests_db:
         for t in tests: