diff --git a/services/web/app/src/Features/Compile/CompileController.js b/services/web/app/src/Features/Compile/CompileController.js
index 6c678af918..2fb030e28c 100644
--- a/services/web/app/src/Features/Compile/CompileController.js
+++ b/services/web/app/src/Features/Compile/CompileController.js
@@ -488,7 +488,7 @@ module.exports = CompileController = {
       }
       // add any provided query string
       if (qs != null) {
-        options.qs = Object.assign(options.qs, qs)
+        options.qs = Object.assign(options.qs || {}, qs)
       }
       // if we have a build parameter, pass it through to the clsi
       if (