diff --git a/cocos/platform/CCFileUtils.cpp b/cocos/platform/CCFileUtils.cpp
index 7145e3b3cc..a6940f6fe0 100644
--- a/cocos/platform/CCFileUtils.cpp
+++ b/cocos/platform/CCFileUtils.cpp
@@ -779,9 +779,8 @@ std::string FileUtils::fullPathForFilename(const std::string &filename)
         CCLOG("cocos2d: fullPathForFilename: No file found at %s. Possible missing file.", filename.c_str());
     }
 
-    // FIXME: Should it return nullptr ? or an empty string ?
-    // The file wasn't found, return the file name passed in.
-    return filename;
+    // The file wasn't found, return empty string.
+    return "";
 }
 
 std::string FileUtils::fullPathFromRelativeFile(const std::string &filename, const std::string &relativeFile)