diff --git a/Libraries/Utilities/Platform.android.js b/Libraries/Utilities/Platform.android.js
index 714045b93c9d05..6a9feb13753197 100644
--- a/Libraries/Utilities/Platform.android.js
+++ b/Libraries/Utilities/Platform.android.js
@@ -19,8 +19,11 @@ const Platform = {
     return constants && constants.Version;
   },
   get isTesting(): boolean {
-    const constants = NativeModules.PlatformConstants;
-    return constants && constants.isTesting;
+    if (__DEV__) {
+      const constants = NativeModules.PlatformConstants;
+      return constants && constants.isTesting;
+    }
+    return false;
   },
   get isTV(): boolean {
     const constants = NativeModules.PlatformConstants;
diff --git a/Libraries/Utilities/Platform.ios.js b/Libraries/Utilities/Platform.ios.js
index a2f97769cc889b..87ee54692aa050 100644
--- a/Libraries/Utilities/Platform.ios.js
+++ b/Libraries/Utilities/Platform.ios.js
@@ -33,8 +33,11 @@ const Platform = {
     return constants ? constants.interfaceIdiom === 'tv' : false;
   },
   get isTesting(): boolean {
-    const constants = NativeModules.PlatformConstants;
-    return constants && constants.isTesting;
+    if (__DEV__) {
+      const constants = NativeModules.PlatformConstants;
+      return constants && constants.isTesting;
+    }
+    return false;
   },
   select: (obj: Object) => ('ios' in obj ? obj.ios : obj.default),
 };