diff --git a/gfx/cairo/cairo/src/cairo-quartz-surface.c b/gfx/cairo/cairo/src/cairo-quartz-surface.c
index 64bc887f9cf3..7f1f7d2c1f3f 100644
--- a/gfx/cairo/cairo/src/cairo-quartz-surface.c
+++ b/gfx/cairo/cairo/src/cairo-quartz-surface.c
@@ -1567,7 +1567,7 @@ _cairo_quartz_surface_mask_with_surface (cairo_quartz_surface_t *surface,
                                          cairo_pattern_t *source,
                                          cairo_surface_pattern_t *mask)
 {
-    cairo_rectangle_int16_t extents;
+    cairo_rectangle_int_t extents;
     cairo_quartz_surface_t *quartz_surf;
     CGRect rect;
     CGImageRef img;