diff --git a/linux-user/syscall.c b/linux-user/syscall.c
index 54ce14a611..dac5518a07 100644
--- a/linux-user/syscall.c
+++ b/linux-user/syscall.c
@@ -318,8 +318,8 @@ static void fd_trans_register(int fd, TargetFdTrans *trans)
     if (fd >= target_fd_max) {
         oldmax = target_fd_max;
         target_fd_max = ((fd >> 6) + 1) << 6; /* by slice of 64 entries */
-        target_fd_trans = g_realloc(target_fd_trans,
-                                    target_fd_max * sizeof(TargetFdTrans));
+        target_fd_trans = g_renew(TargetFdTrans *,
+                                  target_fd_trans, target_fd_max);
         memset((void *)(target_fd_trans + oldmax), 0,
                (target_fd_max - oldmax) * sizeof(TargetFdTrans *));
     }