diff --git a/app/gui/controller/engine-protocol/src/language_server/types.rs b/app/gui/controller/engine-protocol/src/language_server/types.rs
index 43496366dbe19..1a4b872e0aeb3 100644
--- a/app/gui/controller/engine-protocol/src/language_server/types.rs
+++ b/app/gui/controller/engine-protocol/src/language_server/types.rs
@@ -1177,6 +1177,7 @@ pub struct LibraryComponentGroup {
     pub color:   Option<String>,
     pub icon:    Option<String>,
     /// The list of components provided by this component group.
+    #[serde(default)]
     pub exports: Vec<LibraryComponent>,
 }