diff --git a/Makefile b/Makefile
index 67fb51d..6ca4bdc 100644
--- a/Makefile
+++ b/Makefile
@@ -52,7 +52,8 @@ ifdef PORK_CODESIGNING_IDENTITY
 endif
 	hdiutil create -volname xasm-$(VERSION)-macos -srcfolder osx -format UDBZ -fs HFS+ -imagekey bzip2-level=3 -ov $@
 ifdef PORK_NOTARIZING_CREDENTIALS
-	xcrun altool --notarize-app --primary-bundle-id com.github.pfusik.xasm $(PORK_NOTARIZING_CREDENTIALS) --file $@
+	xcrun altool --notarize-app --primary-bundle-id com.github.pfusik.xasm $(PORK_NOTARIZING_CREDENTIALS) --file $@ |
+		| perl -pe 's/^RequestUUID =/xcrun altool $$ENV{PORK_NOTARIZING_CREDENTIALS} --notarization-info/ or next; $$c = $$_; until (/Status: success/) { sleep 20; $$_ = `$$c`; print; } last;'
 endif
 
 osx/xasm: source/app.d