diff --git a/React/Base/RCTJavaScriptLoader.m b/React/Base/RCTJavaScriptLoader.m
index baf2ca34455476..b607561357808c 100755
--- a/React/Base/RCTJavaScriptLoader.m
+++ b/React/Base/RCTJavaScriptLoader.m
@@ -64,7 +64,8 @@ - (void)loadBundleAtURL:(NSURL *)scriptURL onComplete:(void (^)(NSError *))onCom
 
   if ([scriptURL isFileURL]) {
     NSString *bundlePath = [[NSBundle bundleForClass:[self class]] resourcePath];
-    NSString *localPath = [scriptURL.absoluteString substringFromIndex:@"file://".length];
+    NSString *decodedPath = [scriptURL.absoluteString stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
+    NSString *localPath = [decodedPath substringFromIndex:@"file://".length];
 
     if (![localPath hasPrefix:bundlePath]) {
       NSString *absolutePath = [NSString stringWithFormat:@"%@/%@", bundlePath, localPath];