diff --git a/template/devenv.yaml b/template/devenv.yaml
index fe1413a..7b2da76 100644
--- a/template/devenv.yaml
+++ b/template/devenv.yaml
@@ -1,4 +1,4 @@
-<@if(context.project.mobile.expo)>
+<@if(eq(context.project.mobile,"expo"))>
 nixpkgs:
   allowUnfree: true
 <@endif>