diff --git a/clc_ansible_module/clc_meta_fact.py b/clc_ansible_module/clc_meta_fact.py
index 402b0a9..0284c1f 100644
--- a/clc_ansible_module/clc_meta_fact.py
+++ b/clc_ansible_module/clc_meta_fact.py
@@ -60,7 +60,9 @@ def _set_clc_credentials_from_env(self):
 
     def process_request(self):
         params = self.module.params
-        criteria = ' referenceId: "' + params.get('referenceId') + '" '
+        criteria = ''
+        if params.get('referenceId'):
+            criteria += ' referenceId: "' + params.get('referenceId') + '" '
         if params.get('jobId'):
             criteria += ' jobId: "' + params.get('jobId') + '" '
         if params.get('executionId'):
@@ -89,7 +91,7 @@ def _define_module_argument_spec():
         argument_spec = dict(
             jobId=dict(required=False, default=False),
             executionId=dict(required=False, default=False),
-            referenceId=dict(required=True),
+            referenceId=dict(required=False, default=False),
             name=dict(required=False, default=False))
 
         return {"argument_spec": argument_spec}