diff --git a/React/Base/RCTConvert.m b/React/Base/RCTConvert.m
index 25ec3266b7eb05..e8b7194af24a7c 100644
--- a/React/Base/RCTConvert.m
+++ b/React/Base/RCTConvert.m
@@ -75,7 +75,7 @@ + (NSIndexSet *)NSIndexSet:(id)json
 
 + (NSURL *)NSURL:(id)json
 {
-  NSString *path = [self NSString:json];
+  NSString *path = [self NSString:RCTNilIfNull(json)];
   if (!path) {
     return nil;
   }