diff --git a/recipe/meta.yaml b/recipe/meta.yaml
index 69f9d4d..4878e22 100644
--- a/recipe/meta.yaml
+++ b/recipe/meta.yaml
@@ -60,7 +60,7 @@ outputs:
         - pip check
         - jupyter labextension list
         - jupyter labextension list 1>labextensions 2>&1
-        - cat labextensions | grep "jupyterlab-lsp.*OK.*jupyterlab_lsp"  # [unix]
+        - cat labextensions | grep "jupyterlab-lsp.*OK.*jupyterlab-lsp"  # [unix]
         # tests nbclassic machinery
         - jupyter serverextension list
         - jupyter serverextension list 1>serverextensions 2>&1