diff --git a/Libraries/ReactNative/UIManager.js b/Libraries/ReactNative/UIManager.js
index 98305d913b9f53..d74baad9446b2e 100644
--- a/Libraries/ReactNative/UIManager.js
+++ b/Libraries/ReactNative/UIManager.js
@@ -59,10 +59,8 @@ UIManager.getViewManagerConfig = function(viewManagerName: string) {
 
   // If we're in the Chrome Debugger, let's not even try calling the sync
   // method.
-  if (__DEV__) {
-    if (!global.nativeCallSyncHook) {
-      return config;
-    }
+  if (!global.nativeCallSyncHook) {
+    return config;
   }
 
   if (UIManager.lazilyLoadView && !triedLoadingConfig.has(viewManagerName)) {
@@ -155,7 +153,7 @@ if (
   }
 }
 
-if (__DEV__) {
+if (!global.nativeCallSyncHook) {
   Object.keys(UIManager).forEach(viewManagerName => {
     if (!UIManagerProperties.includes(viewManagerName)) {
       if (!viewManagerConfigs[viewManagerName]) {