diff --git a/src/client/testing/testController/pytest/pytestExecutionAdapter.ts b/src/client/testing/testController/pytest/pytestExecutionAdapter.ts
index f8269017f8b4..115d89b38887 100644
--- a/src/client/testing/testController/pytest/pytestExecutionAdapter.ts
+++ b/src/client/testing/testController/pytest/pytestExecutionAdapter.ts
@@ -47,7 +47,6 @@ export class PytestTestExecutionAdapter implements ITestExecutionAdapter {
             if (runInstance) {
                 this.resultResolver?.resolveExecution(JSON.parse(e.data), runInstance);
             }
-            disposedDataReceived.dispose();
         });
         const dispose = function (testServer: ITestServer) {
             testServer.deleteUUID(uuid);