diff --git a/notebooks/launch-open-source-apps-with-langchain/meta.toml b/notebooks/launch-open-source-apps-with-langchain/meta.toml
index f0eb18d9..b25f69c6 100644
--- a/notebooks/launch-open-source-apps-with-langchain/meta.toml
+++ b/notebooks/launch-open-source-apps-with-langchain/meta.toml
@@ -5,4 +5,4 @@ description="""\
     """
 icon="vector-circle"
 tags=["vectordb", "genai", "langchain"]
-destinations=[spaces]
+destinations=["spaces"]