diff --git a/plugins/lookup/get_path.py b/plugins/lookup/get_path.py
index 3370d6a..fa8ccf2 100644
--- a/plugins/lookup/get_path.py
+++ b/plugins/lookup/get_path.py
@@ -171,8 +171,7 @@ class LookupModule(LookupBase):
             terms = dict(zip(keys, terms))
         terms.update(kwargs)
 
-        schema = [v for k, v in globals().items() if k.lower() == "documentation"]
-        aav = AnsibleArgSpecValidator(data=terms, schema=schema[0], name="get_path")
+        aav = AnsibleArgSpecValidator(data=terms, schema=DOCUMENTATION, name="get_path")
         valid, errors, updated_data = aav.validate()
         if not valid:
             raise AnsibleLookupError(errors)
diff --git a/plugins/lookup/index_of.py b/plugins/lookup/index_of.py
index 3da623a..8ccd4ff 100644
--- a/plugins/lookup/index_of.py
+++ b/plugins/lookup/index_of.py
@@ -341,8 +341,7 @@ class LookupModule(LookupBase):
             terms = dict(zip(keys, terms))
         terms.update(kwargs)
 
-        schema = [v for k, v in globals().items() if k.lower() == "documentation"]
-        aav = AnsibleArgSpecValidator(data=terms, schema=schema[0], name="index_of")
+        aav = AnsibleArgSpecValidator(data=terms, schema=DOCUMENTATION, name="index_of")
         valid, errors, updated_data = aav.validate()
         if not valid:
             raise AnsibleLookupError(errors)
diff --git a/plugins/lookup/to_paths.py b/plugins/lookup/to_paths.py
index 70a9abe..b5b1d53 100644
--- a/plugins/lookup/to_paths.py
+++ b/plugins/lookup/to_paths.py
@@ -143,8 +143,7 @@ class LookupModule(LookupBase):
             terms = dict(zip(keys, terms))
         terms.update(kwargs)
 
-        schema = [v for k, v in globals().items() if k.lower() == "documentation"]
-        aav = AnsibleArgSpecValidator(data=terms, schema=schema[0], name="to_paths")
+        aav = AnsibleArgSpecValidator(data=terms, schema=DOCUMENTATION, name="to_paths")
         valid, errors, updated_data = aav.validate()
         if not valid:
             raise AnsibleLookupError(errors)
diff --git a/plugins/lookup/validate.py b/plugins/lookup/validate.py
index 711c3c9..fbe542c 100644
--- a/plugins/lookup/validate.py
+++ b/plugins/lookup/validate.py
@@ -107,9 +107,8 @@ class LookupModule(LookupBase):
         if kwargs.get("engine"):
             params.update({"engine": kwargs["engine"]})
 
-        schema = [v for k, v in globals().items() if k.lower() == "documentation"]
         valid, argspec_result, updated_params = check_argspec(
-            schema=schema[0],
+            schema=DOCUMENTATION,
             name="validate lookup",
             schema_conditionals=ARGSPEC_CONDITIONALS,
             **params,