diff --git a/tests/production_tests/main.py b/tests/production_tests/main.py
index db51957313..90156f818d 100644
--- a/tests/production_tests/main.py
+++ b/tests/production_tests/main.py
@@ -129,6 +129,8 @@ def test_otp_write(v):
     print('OK')
 
 
+d.clear()
+
 while True:
 
     try: