diff --git a/ext/session/mod_files.c b/ext/session/mod_files.c
index 1f9cc699335..dba4e481896 100644
--- a/ext/session/mod_files.c
+++ b/ext/session/mod_files.c
@@ -288,7 +288,7 @@ PS_WRITE_FUNC(files)
 	 * the existing data set.
 	 */
 	
-	if ((int) vallen <  data->st_size)
+	if (vallen <  (int) data->st_size)
 		ftruncate(data->fd, 0);
 
 #ifdef HAVE_PWRITE