diff --git a/android/app/src/main/java/com/microsoft/codepush/react/CodePush.java b/android/app/src/main/java/com/microsoft/codepush/react/CodePush.java
index 720c116a..5c0066f2 100644
--- a/android/app/src/main/java/com/microsoft/codepush/react/CodePush.java
+++ b/android/app/src/main/java/com/microsoft/codepush/react/CodePush.java
@@ -5,7 +5,6 @@
 import android.content.pm.PackageManager;
 
 import com.facebook.react.ReactPackage;
-import com.facebook.react.bridge.JavaScriptModule;
 import com.facebook.react.bridge.NativeModule;
 import com.facebook.react.bridge.ReactApplicationContext;
 import com.facebook.react.uimanager.ViewManager;
@@ -310,12 +309,6 @@ public List<NativeModule> createNativeModules(ReactApplicationContext reactAppli
         nativeModules.add(dialogModule);
         return nativeModules;
     }
-
-    // Deprecated in RN v0.47.
-    public List<Class<? extends JavaScriptModule>> createJSModules() {
-        return new ArrayList<>();
-    }
-
     @Override
     public List<ViewManager> createViewManagers(ReactApplicationContext reactApplicationContext) {
         return new ArrayList<>();
diff --git a/ios/CodePush/CodePush.m b/ios/CodePush/CodePush.m
index 2f90fc22..1180fc18 100644
--- a/ios/CodePush/CodePush.m
+++ b/ios/CodePush/CodePush.m
@@ -1,4 +1,3 @@
-#if __has_include(<React/RCTAssert.h>)
 #import <React/RCTAssert.h>
 #import <React/RCTBridgeModule.h>
 #import <React/RCTConvert.h>
@@ -6,14 +5,6 @@
 #import <React/RCTRootView.h>
 #import <React/RCTUtils.h>
 #import <React/RCTReloadCommand.h>
-#else // back compatibility for RN version < 0.40
-#import "RCTAssert.h"
-#import "RCTBridgeModule.h"
-#import "RCTConvert.h"
-#import "RCTEventDispatcher.h"
-#import "RCTRootView.h"
-#import "RCTUtils.h"
-#endif
 
 #import "CodePush.h"