diff --git a/packages/cli/src/node-types.ts b/packages/cli/src/node-types.ts
index 550b836a16..baf828ac37 100644
--- a/packages/cli/src/node-types.ts
+++ b/packages/cli/src/node-types.ts
@@ -74,8 +74,8 @@ export class NodeTypes implements INodeTypes {
 
 		if (type in knownNodes) {
 			const { className, sourcePath } = knownNodes[type];
-			const loaded: INodeType | IVersionedNodeType = loadClassInIsolation(sourcePath, className);
-			if (NodeHelpers.isINodeType(loaded)) NodeHelpers.applySpecialNodeParameters(loaded);
+			const loaded: INodeType = loadClassInIsolation(sourcePath, className);
+			NodeHelpers.applySpecialNodeParameters(loaded);
 
 			loadedNodes[type] = { sourcePath, type: loaded };
 			return loadedNodes[type];
diff --git a/packages/workflow/src/NodeHelpers.ts b/packages/workflow/src/NodeHelpers.ts
index 1a58de2302..9e68a03a80 100644
--- a/packages/workflow/src/NodeHelpers.ts
+++ b/packages/workflow/src/NodeHelpers.ts
@@ -352,13 +352,6 @@ const declarativeNodeOptionParameters: INodeProperties = {
 	],
 };
 
-/**
- * Determines if the node is of INodeType
- */
-export function isINodeType(obj: unknown): obj is INodeType {
-	return typeof obj === 'object' && obj !== null && 'execute' in obj;
-}
-
 /**
  * Modifies the description of the passed in object, such that it can be used
  * as an AI Agent Tool.