diff --git a/Classes/NSString+MD5Addition.m b/Classes/NSString+MD5Addition.m
index 62abdbc..b38805c 100644
--- a/Classes/NSString+MD5Addition.m
+++ b/Classes/NSString+MD5Addition.m
@@ -26,7 +26,11 @@ - (NSString *) stringFromMD5{
         [outputString appendFormat:@"%02x",outputBuffer[count]];
     }
     
-    return [outputString autorelease];
+#if __has_feature(objc_arc)
+    return outputString;
+#else
+	return [outputString autorelease];
+#endif
 }
 
 @end
diff --git a/Classes/UIDevice+IdentifierAddition.h b/Classes/UIDevice+IdentifierAddition.h
index 015a1cb..08fdebf 100644
--- a/Classes/UIDevice+IdentifierAddition.h
+++ b/Classes/UIDevice+IdentifierAddition.h
@@ -1,5 +1,5 @@
 //
-//  UIDevice(Identifier).h
+//  UIDevice+IdentifierAddition.h
 //  UIDeviceAddition
 //
 //  Created by Georg Kitz on 20.08.11.