diff --git a/cdisc_rules_engine/utilities/rule_processor.py b/cdisc_rules_engine/utilities/rule_processor.py
index 4751c93d2..3cf80f8a3 100644
--- a/cdisc_rules_engine/utilities/rule_processor.py
+++ b/cdisc_rules_engine/utilities/rule_processor.py
@@ -390,7 +390,7 @@ def perform_rule_operations(
                 standard_version=standard_version,
                 standard_substandard=standard_substandard,
                 external_dictionaries=external_dictionaries,
-                ct_version=operation.get("ct_version"),
+                ct_version=operation.get("version"),
                 ct_package_type=RuleProcessor._ct_package_type_api_name(
                     operation.get("ct_package_type")
                 ),
diff --git a/resources/schema/Operations.json b/resources/schema/Operations.json
index e89fc7757..2cf1ce254 100644
--- a/resources/schema/Operations.json
+++ b/resources/schema/Operations.json
@@ -93,7 +93,7 @@
         "name",
         "ct_attribute",
         "ct_packages",
-        "ct_version"
+        "version"
       ],
       "type": "object"
     },
diff --git a/resources/schema/Operations.md b/resources/schema/Operations.md
index a3b8f3a59..a73a63614 100644
--- a/resources/schema/Operations.md
+++ b/resources/schema/Operations.md
@@ -158,7 +158,7 @@ Fetches controlled terminology attribute values from CT packages based on row-sp
 
 - `ct_attribute`: Attribute to extract - `"Term CCODE"`, `"Codelist CCODE"`, `"Term Value"`, `"Codelist Value"`, or `"Term Preferred Term"`
 - `target`: Column containing CT reference (e.g., "TSVCDREF")
-- `ct_version`: Column containing CT version (e.g., "TSVCDVER")
+- `version`: Column containing CT version (e.g., "TSVCDVER")
 - `ct_packages`: List of CT packages to search (e.g., `["sdtmct-2020-03-27"]`)
 
 ```yaml
@@ -166,7 +166,7 @@ Fetches controlled terminology attribute values from CT packages based on row-sp
   name: TSVCDREF
   operator: get_codelist_attributes
   ct_attribute: Term CCODE
-  ct_version: TSVCDVER
+  version: TSVCDVER
   target: TSVCDREF
   ct_packages:
     - sdtmct-2020-03-27