diff --git a/build/macos/2_bundle-gimp-uni_base.py b/build/macos/2_bundle-gimp-uni_base.py
index 64b4fa7019..af2b15257f 100644
--- a/build/macos/2_bundle-gimp-uni_base.py
+++ b/build/macos/2_bundle-gimp-uni_base.py
@@ -152,7 +152,7 @@ GIMP_DISTRIB.mkdir(parents=True, exist_ok=True)
 shutil.copy2(Path(f"{GIMP_SOURCE}/build/macos/Info.plist"), GIMP_DISTRIB)
 ### FIXME: Icon (generate Assets.car for Liquid Glass: https://gitlab.gnome.org/Infrastructure/Infrastructure/-/issues/2159)
 (GIMP_DISTRIB / "Resources").mkdir(parents=True, exist_ok=True)
-subprocess.run(["xcrun","actool",str(Path(f"{os.getenv('MESON_BUILD_ROOT')}/gimp-data/images/logo/AppIcon.icon")),"--output-format","human-readable-text","--compile",f"{GIMP_DISTRIB / 'Resources'}","--include-all-app-icons","--enable-on-demand-resources","NO","--enable-icon-stack-fallback-generation","NO","--development-region","en","--target-device","mac","--platform","macosx","--minimum-deployment-target",os.getenv('MACOSX_DEPLOYMENT_TARGET')], check=True)
+subprocess.run(["xcrun","actool",str(Path(f"{os.getenv('MESON_BUILD_ROOT')}/gimp-data/images/logo/AppIcon.icon")),"--output-format","human-readable-text","--compile",f"{GIMP_DISTRIB / 'Resources'}","--include-all-app-icons","--enable-on-demand-resources","NO","--enable-icon-stack-fallback-generation","NO","--development-region","en","--target-device","mac","--platform","macosx","--minimum-deployment-target",os.getenv('MACOSX_DEPLOYMENT_TARGET', ".".join(platform.mac_ver()[0].split(".")[:2]))], check=True)
 shutil.copy2(Path(f"{os.getenv('MESON_BUILD_ROOT')}/gimp-data/images/logo/gimp.icns"), GIMP_DISTRIB / "Resources/AppIcon.icns")
 shutil.copy2(Path(f"{os.getenv('MESON_BUILD_ROOT')}/build/macos/fileicon-xcf.icns"), GIMP_DISTRIB / "Resources/fileicon-xcf.icns")
 shutil.copy2(Path(f"{os.getenv('MESON_BUILD_ROOT')}/build/macos/fileicon.icns"), GIMP_DISTRIB / "Resources/fileicon.icns")