diff --git a/React/Base/RCTConvert.m b/React/Base/RCTConvert.m
index cd2feb8ad0c..0a6031a9141 100644
--- a/React/Base/RCTConvert.m
+++ b/React/Base/RCTConvert.m
@@ -53,21 +53,12 @@ RCT_NUMBER_CONVERTER(NSUInteger, unsignedIntegerValue)
 
 RCT_JSON_CONVERTER(NSArray)
 RCT_JSON_CONVERTER(NSDictionary)
+RCT_JSON_CONVERTER(NSString)
 RCT_JSON_CONVERTER(NSNumber)
 
 RCT_CUSTOM_CONVERTER(NSSet *, NSSet, [NSSet setWithArray:json])
 RCT_CUSTOM_CONVERTER(NSData *, NSData, [json dataUsingEncoding:NSUTF8StringEncoding])
 
-+ (NSString *)NSString:(id)json
-{
-  if ([json isKindOfClass:NSString.class]) {
-    return json;
-  } else if (json && json != (id)kCFNull) {
-    return [NSString stringWithFormat:@"%@",json];
-  }
-  return nil;
-}
-
 + (NSIndexSet *)NSIndexSet:(id)json
 {
   json = [self NSNumberArray:json];