diff --git a/templates/config.json.tmpl b/templates/config.json.tmpl
index b6d45f4..31a7256 100644
--- a/templates/config.json.tmpl
+++ b/templates/config.json.tmpl
@@ -21,7 +21,7 @@
 
   }
 
-  "skipSchemas": $skip_schemas 
+  "skipSchemas": ${skip_schemas}
 
 %{ if webhook_collector != "" ~}
   "monitoring": {