diff --git a/plugins/modules/portainer_stack.py b/plugins/modules/portainer_stack.py
index 0131959..875256a 100644
--- a/plugins/modules/portainer_stack.py
+++ b/plugins/modules/portainer_stack.py
@@ -141,7 +141,7 @@ def handle_state_present(client, module):
     target_stack_name = module.params["stack_name"]
     for stack in stacks:
         print(stack)
-        if stack["Name"] == target_stack_name and int(stack["EndpointID"]) == module.params["endpoint_id"]:
+        if stack["Name"] == target_stack_name and int(stack["EndpointId"]) == module.params["endpoint_id"]:
             already_exists = True
             result["stack_id"] = stack["Id"]
             break