diff --git a/extensions/ql-vscode/src/model-editor/languages/python/access-paths.ts b/extensions/ql-vscode/src/model-editor/languages/python/access-paths.ts
index 40410a741..db9d40b8c 100644
--- a/extensions/ql-vscode/src/model-editor/languages/python/access-paths.ts
+++ b/extensions/ql-vscode/src/model-editor/languages/python/access-paths.ts
@@ -112,7 +112,10 @@ export function pythonPath(
 export function pythonEndpointType(
   method: Omit<MethodDefinition, "endpointType">,
 ): EndpointType {
-  if (method.methodParameters.startsWith("(self,")) {
+  if (
+    method.methodParameters.startsWith("(self,") ||
+    method.methodParameters === "(self)"
+  ) {
     return EndpointType.Method;
   }
   return EndpointType.Function;