diff --git a/package.json b/package.json
index ca0a1ef38451..e7a8bcea092e 100644
--- a/package.json
+++ b/package.json
@@ -11,7 +11,7 @@
   "license": "MIT",
   "devDependencies": {
     "@azure/avocado": "^0.2.2",
-    "@azure/oad": "^0.3.0",
+    "@azure/oad": "^0.4.3",
     "@microsoft.azure/async-io": "^1.0.21",
     "@microsoft.azure/literate": "^1.0.21",
     "@microsoft.azure/polyfill": "^1.0.17",
@@ -23,7 +23,7 @@
     "js-yaml": "^3.13.0",
     "json-schema-ref-parser": "^3.1.2",
     "mocha": "*",
-    "oav": "^0.15.3",
+    "oav": "^0.16.1",
     "request": "^2.61.0",
     "request-promise-native": "^1.0.5",
     "ts-node": "^8.0.3",
diff --git a/scripts/modelValidation.js b/scripts/modelValidation.js
index a2b0d89fa624..484b41ddd115 100644
--- a/scripts/modelValidation.js
+++ b/scripts/modelValidation.js
@@ -34,7 +34,7 @@ async function main() {
       result = 1
     }
   }
-  return result
+  process.exitCode = result
 }
 
 main()