diff --git a/extension/src/experiments/workspace.test.ts b/extension/src/experiments/workspace.test.ts
index 7ab429a0b3..78119ac07d 100644
--- a/extension/src/experiments/workspace.test.ts
+++ b/extension/src/experiments/workspace.test.ts
@@ -606,7 +606,7 @@ describe('Experiments', () => {
       await workspaceExperiments.getCwdThenRun(mockedCommandId)
 
       expect(showErrorSpy).toHaveBeenCalledWith(
-        'Cannot perform task. Your dvc.yaml file contains invalid yaml'
+        'Cannot perform task. Your dvc.yaml file is invalid.'
       )
     })
 
diff --git a/extension/src/experiments/workspace.ts b/extension/src/experiments/workspace.ts
index 1638a07247..2b1d336664 100644
--- a/extension/src/experiments/workspace.ts
+++ b/extension/src/experiments/workspace.ts
@@ -446,7 +446,7 @@ export class WorkspaceExperiments extends BaseWorkspaceWebviews<
 
     if (stages === undefined) {
       await Toast.showError(
-        'Cannot perform task. Your dvc.yaml file contains invalid yaml'
+        'Cannot perform task. Your dvc.yaml file is invalid.'
       )
       return false
     }