diff --git a/libio/wfileops.c b/libio/wfileops.c
index f123add..ebc06e8 100644
--- a/libio/wfileops.c
+++ b/libio/wfileops.c
@@ -711,6 +711,7 @@ do_ftell_wide (_IO_FILE *fp)
 		return WEOF;
 
 	      offset += outstop - out;
+	      free (out);
 	    }
 
 	  /* We don't trust _IO_read_end to represent the current file offset