diff --git a/CHANGELOG.md b/CHANGELOG.md
index bc9c501..86c3293 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,7 +7,9 @@ The format is based on [Keep a Changelog](http://keepachangelog.com/) and this p
 
 ## [Unreleased]
 
-TODO: add at least one Added, Changed, Deprecated, Removed, Fixed or Security section
+### Fixed
+
+- update cmempy user access token each time a workflow starts
 
 
 ## [0.6.0] 2025-08-04
diff --git a/cmem_plugin_loopwf/task.py b/cmem_plugin_loopwf/task.py
index 514899e..3eca843 100644
--- a/cmem_plugin_loopwf/task.py
+++ b/cmem_plugin_loopwf/task.py
@@ -124,6 +124,8 @@ def start(self) -> bool:
         if self.logger:
             self.logger.info(f"Starting workflow execution: {self.entity_as_json_str()}")
         try:
+            if self.execution_context:
+                setup_cmempy_user_access(context=self.execution_context.user)
             if self.schema.type_uri == FileEntitySchema().type_uri and self.input_mime_type != "":
                 response = execute_workflow_io(
                     project_name=self.project_id,