diff --git a/library/timing.c b/library/timing.c
index fe741b9..5437320 100644
--- a/library/timing.c
+++ b/library/timing.c
@@ -202,7 +202,7 @@
 
     QueryPerformanceCounter( &offset );
 
-    return (unsigned long)( offset.QuadPart );
+    return( (unsigned long)( offset.QuadPart ) );
 }
 #endif /* !POLARSSL_HAVE_HARDCLOCK && _MSC_VER && !EFIX64 && !EFI32 */