1 files changed, 2 insertions, 2 deletions

diff --git a/src/window.c b/src/window.c
index d023f9a29cd..a8a6fceaaee 100644
--- a/src/window.c
+++ b/src/window.c
@@ -3801,7 +3801,7 @@ See Info node `(elisp)Splitting Windows' for more details and examples.  */)
         error ("Window height %d too small (after splitting)", size_int);
       if (size_int + window_safe_height > XFASTINT (o->total_lines))
         error ("Window height %d too small (after splitting)",
-               XFASTINT (o->total_lines) - size_int);
+               (int) (XFASTINT (o->total_lines) - size_int));
       if (NILP (o->parent)
           || NILP (XWINDOW (o->parent)->vchild))
         {
@@ -3818,7 +3818,7 @@ See Info node `(elisp)Splitting Windows' for more details and examples.  */)
         error ("Window width %d too small (after splitting)", size_int);
       if (size_int + window_safe_width > XFASTINT (o->total_cols))
         error ("Window width %d too small (after splitting)",
-               XFASTINT (o->total_cols) - size_int);
+               (int) (XFASTINT (o->total_cols) - size_int));
       if (NILP (o->parent)
           || NILP (XWINDOW (o->parent)->hchild))
         {