diff --git a/slic/utils/opmsg.py b/slic/utils/opmsg.py
index 2556983c4..31335fc08 100644
--- a/slic/utils/opmsg.py
+++ b/slic/utils/opmsg.py
@@ -185,6 +185,7 @@ class OperationMessageStatus:
             raise ValueError(f'value "{value}" is not from allowed values: {allowed}')
         ######################################################## sinon synchrone 
         self.pv_status.put(value, wait=True)
+        time.sleep(0.1)
 
     def get_allowed(self):
         return ["OFFLINE", "PREPARATION", "REMOTE", "ATTENDED"]