diff --git a/.gitignore b/.gitignore
index 5347b89c7..70346a483 100644
--- a/.gitignore
+++ b/.gitignore
@@ -7,3 +7,7 @@ src/tp_magic_api.h
 tp-magic-config
 trans/
 *~
+TuxPaint.app
+TuxPaint.dmg
+*.dylib
+*.dylib.dSYM
diff --git a/Makefile b/Makefile
index 0a9c0dec3..db1c2aad7 100644
--- a/Makefile
+++ b/Makefile
@@ -591,7 +591,7 @@ clean:
 	@-rm -f templates/.thumbs/*.png
 	@if [ -d templates/.thumbs ]; then rmdir templates/.thumbs; fi
 	@-if [ "x$(BUNDLE)" != "x" ]; then rm -rf $(BUNDLE); fi
-	@-rm -f TuxPaint.dmg
+	@-rm -f TuxPaint.dmg; rm -rf magic/*.dSYM
 	@echo
 
 # "make uninstall" should remove the various parts from their
@@ -1026,6 +1026,7 @@ install-bundlefiles:
 	@install -m 644 macos/Info.plist $(BUNDLE)/Contents
 	@install -m 644 macos/tuxpaint.icns $(BUNDLE)/Contents/Resources
 	@custom/macos.sh
+	@echo "...Creating TuxPaint.dmg..."
 	@hdiutil create -volname "Tux Paint $(VER_VERSION)" -srcfolder $(BUNDLE) -ov -format UDBZ -o TuxPaint.dmg
 
 
diff --git a/macos/Info.plist b/macos/Info.plist
index 316e863af..f1e461780 100644
--- a/macos/Info.plist
+++ b/macos/Info.plist
@@ -7,7 +7,7 @@
 	<key>CFBundleExecutable</key>
 	<string>tuxpaint</string>
 	<key>CFBundleGetInfoString</key>
-	<string>0.9.23, Copyright 2009-2017, Tux Paint Development Team</string>
+	<string>0.9.23, Copyright 2009-2018, Tux Paint Development Team</string>
 	<key>CFBundleIconFile</key>
 	<string>tuxpaint.icns</string>
 	<key>CFBundleIdentifier</key>
@@ -23,6 +23,6 @@
 	<key>CFBundleSignature</key>
 	<string>TXPT</string>
 	<key>CFBundleVersion</key>
-	<string>2017-12-24</string>
+	<string>2018-05-21</string>
 </dict>
 </plist>
diff --git a/macos/README.txt b/macos/README.txt
index 0c499f184..ad5ead3d5 100644
--- a/macos/README.txt
+++ b/macos/README.txt
@@ -57,17 +57,22 @@ Simply, run:
   % make install
 
 ... to create the TuxPaint.app application bundle that can be run in-place or
-copied to /Applications.  Zip it up for distribution.
+copied to /Applications.  It also creates TuxPaint.dmg for distribution.
 
 
 KNOWN BUGS
 ----------
 On macOS 10.13 High Sierra:
-- The cursor appears with an invert-transparent background due to an issue
-  with SDL1 on macOS 10.13.  The following bug reports have been made:
+- The mouse cursor appears with an invert-transparent background due to an
+  issue with SDL1 on macOS 10.13.  A patch to SDL has been issued on May 16,
+  2018 to fix this issue.  Until this patch is officially relased and becomes a
+  part of the MacPorts package, SDL will need to be built from the source code
+  that includes the patch to display the mouse cursor correctly under macOS 10.13.
+  Here are more details:
 
-  MacPorts defect #55804 - https://trac.macports.org/ticket/55804
-  SDL bug #4076 - https://bugzilla.libsdl.org/show_bug.cgi?id=4076
+  Patch - https://github.com/kanjitalk755/SDL/commit/0296d5e601a5deb5ce2f540a8eafd64dd22dbe69
+  Source + patch - https://github.com/kanjitalk755/SDL/tree/forHighSierra
+  Full discussion - https://bugzilla.libsdl.org/show_bug.cgi?id=4076
 
 
 BACKWARD COMPATIBILITY
@@ -117,5 +122,5 @@ macOS.  As of this writing, 10.7 is the oldest version of macOS that can be
 targetted without errors when compiling the sources of MacPorts libraries
 required by Tux Paint.
 
-4th March 2018
+21st May 2018
 Mark K. Kim <mkkim214@gmail.com>