diff --git a/osdep/meson.build b/osdep/meson.build
index 21baafccddf54..f9b7c21d63550 100644
--- a/osdep/meson.build
+++ b/osdep/meson.build
@@ -25,7 +25,7 @@ swift_flags += extra_flags
 swift_compile = [swift_prog, swift_flags, '-module-name', 'macOS_swift',
                  '-emit-module-path', '@OUTPUT0@', '-import-objc-header', bridge,
                  '-emit-objc-header-path', '@OUTPUT1@', '-o', '@OUTPUT2@',
-                 '@INPUT@', '-I.', '-I' + source_root,
+                 '@INPUT@', '-I.', '-I' + source_root, '-DGL_SILENCE_DEPRECATION',
                  '-I' + libplacebo.get_variable('includedir',
                             default_value: source_root / 'subprojects' / 'libplacebo' / 'src' / 'include')]