diff --git a/osx/Dockerfile b/osx/Dockerfile
index 70aab23b78..af3bc7566c 100644
--- a/osx/Dockerfile
+++ b/osx/Dockerfile
@@ -186,14 +186,7 @@ RUN sed -i \
 		-e "s/%KITEMATICAPP_VERSION%/$KITEMATIC_VERSION/g" \
 		mpkg/Resources/en.lproj/Localizable.strings
 
-# Make DMG rootfs
-RUN mkdir -p /dmg
-
 # Repackage back. Yes, --compression=none is mandatory.
 # or this won't install in OSX.
 RUN cd /mpkg && \
-	xar -c --compression=none -f /dmg/DockerToolbox.pkg .
-
-COPY makedmg.sh /
-
-CMD ["/makedmg.sh", "docker.dmg", "Docker", "/dmg"]
+	xar -c --compression=none -f /DockerToolbox.pkg .
diff --git a/osx/Makefile b/osx/Makefile
index 666f4749b3..2bd414ffa4 100644
--- a/osx/Makefile
+++ b/osx/Makefile
@@ -6,13 +6,14 @@ default: dockerbuild
 
 dockerbuild: clean
 	docker build -t $(DOCKER_IMAGE) .
-	docker run --privileged -i -t --name "$(DOCKER_CONTAINER)" "$(DOCKER_IMAGE)"
-	docker cp "$(DOCKER_CONTAINER)":/dmg/DockerToolbox.pkg .
+	docker run --name "$(DOCKER_CONTAINER)" "$(DOCKER_IMAGE)"
+	docker cp "$(DOCKER_CONTAINER)":/DockerToolbox.pkg .
+	docker rm "$(DOCKER_CONTAINER)" 2>/dev/null || true
 	mv DockerToolbox.pkg DockerToolboxUnsigned.pkg
 	productsign --sign "3rd Party Mac Developer Installer: Docker Inc" DockerToolboxUnsigned.pkg DockerToolbox.pkg
 	rm DockerToolboxUnsigned.pkg
 
 clean:
-	rm -f Docker.pkg
+	rm -f DockerToolbox.pkg
 	docker rm "$(DOCKER_CONTAINER)" 2>/dev/null || true
 
diff --git a/osx/makedmg.sh b/osx/makedmg.sh
deleted file mode 100755
index 964e7a8832..0000000000
--- a/osx/makedmg.sh
+++ /dev/null
@@ -1,43 +0,0 @@
-#!/bin/bash
-
-# DMG Creation Script
-# Usage: makedmg <imagename> <imagetitle> <contentdir>
-#
-# Based on makedmg by Jon Cowie
-#
-# imagename: The output file name of the image, ie foo.dmg
-# imagetitle: The title of the DMG File as displayed in OS X
-# contentdir: The directory containing the content you want the DMG file to contain
-
-if [ ! $# == 3 ]; then
-    echo "Usage: $0 <imagename> <imagetitle> <contentdir>"
-else
-    OUTPUT=$1
-    TITLE=$2
-    CONTENTDIR=$3
-    FILESIZE=$(du -sm "${CONTENTDIR}" | cut -f1)
-    FILESIZE=$((${FILESIZE} + 5))
-    USER=$(whoami)
-    TMPDIR="/tmp/dmgdir"
-
-    if [ "${USER}" != "root" ]; then
-        echo "$0 must be run as root!"
-    else
-        echo "Creating DMG File..."
-        dd if=/dev/zero of="${OUTPUT}" bs=1M count=$FILESIZE
-        mkfs.hfsplus -v "${TITLE}" "${OUTPUT}"
-
-        echo "Mounting DMG File..."
-        mkdir -p ${TMPDIR}
-        mount -t hfsplus -o loop "${OUTPUT}" "${TMPDIR}"
-
-        echo "Copying content to DMG File..."
-        cp -R "${CONTENTDIR}"/* "${TMPDIR}"
-
-        echo "Unmounting DMG File..."
-        umount "${TMPDIR}"
-        rm -rf "${TMPDIR}"
-
-        echo "All Done!"
-    fi
-fi