diff --git a/CHANGELOG.md b/CHANGELOG.md
index fdb6d97d..dd0a2ee7 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -66,6 +66,9 @@
 * XCursor shape in CSD corners when window is tiled.
 * Error handling when processing keyboard input (maybe
   https://codeberg.org/dnkl/foot/issues/171).
+* Compilation error _"overflow in conversion from long 'unsigned int'
+  to 'int' changes value... "_ seen on platforms where the `request`
+  argument in `ioctl(3)` is an `int` (for example: linux/ppc64).
 
 
 ### Security
diff --git a/render.c b/render.c
index fa9a967b..3cad92f9 100644
--- a/render.c
+++ b/render.c
@@ -2206,7 +2206,7 @@ maybe_resize(struct terminal *term, int width, int height, bool force)
             term->margins.left, term->margins.right, term->margins.top, term->margins.bottom);
 
     /* Signal TIOCSWINSZ */
-    if (term->ptmx >= 0 && ioctl(term->ptmx, TIOCSWINSZ,
+    if (term->ptmx >= 0 && ioctl(term->ptmx, (unsigned int)TIOCSWINSZ,
               &(struct winsize){
                   .ws_row = term->rows,
                   .ws_col = term->cols,
diff --git a/terminal.c b/terminal.c
index 303a4015..b9e4528a 100644
--- a/terminal.c
+++ b/terminal.c
@@ -928,7 +928,7 @@ term_init(const struct config *conf, struct fdm *fdm, struct reaper *reaper,
         goto close_fds;
     }
 
-    if (ioctl(ptmx, TIOCSWINSZ,
+    if (ioctl(ptmx, (unsigned int)TIOCSWINSZ,
               &(struct winsize){.ws_row = 24, .ws_col = 80}) < 0)
     {
         LOG_ERRNO("failed to set initial TIOCSWINSZ");