diff --git a/mik32_upload.py b/mik32_upload.py
index 036fe93..9ae09d2 100644
--- a/mik32_upload.py
+++ b/mik32_upload.py
@@ -233,6 +233,7 @@ def upload_file(
         except OSError as e:
             raise OpenOCDStartupException(e)
     try:
+        time.sleep(0.1)
         with OpenOcdTclRpc(host, port) as openocd:
             if (all(openocd_interface.find(i) == -1 for i in adapter_speed_not_supported)):
                 openocd.run(f"adapter speed {adapter_speed}")