diff --git a/hack/make/release-deb b/hack/make/release-deb
index 83a7afa25..3fcbf369e 100755
--- a/hack/make/release-deb
+++ b/hack/make/release-deb
@@ -15,6 +15,7 @@ set -e
 # ... and so on and so forth for the builds created by hack/make/build-deb
 
 : ${DOCKER_RELEASE_DIR:=$DEST}
+: ${GPG_KEYID:=releasedocker}
 APTDIR=$DOCKER_RELEASE_DIR/apt/repo
 
 # setup the apt repo (if it does not exist)
@@ -111,7 +112,7 @@ for dir in contrib/builder/deb/*/; do
 	# dpkg-sign before copying the deb into the pool
 	if [ ! -z "$GPG_PASSPHRASE" ]; then
 		dpkg-sig -g "--passphrase $GPG_PASSPHRASE" \
-			-k releasedocker --sign builder "${DEBFILE[@]}"
+			-k "$GPG_KEYID" --sign builder "${DEBFILE[@]}"
 	fi
 
 	# add the deb for each component for the distro version into the pool
diff --git a/hack/make/release-rpm b/hack/make/release-rpm
index bc7fba92a..648cec4b5 100755
--- a/hack/make/release-rpm
+++ b/hack/make/release-rpm
@@ -16,6 +16,7 @@ set -e
 
 : ${DOCKER_RELEASE_DIR:=$DEST}
 YUMDIR=$DOCKER_RELEASE_DIR/yum/repo
+: ${GPG_KEYID:=releasedocker}
 
 # manage the repos for each distribution separately
 distros=( fedora centos opensuse oraclelinux )
@@ -53,15 +54,15 @@ for distro in "${distros[@]}"; do
 		# sign the rpms before adding to repo
 		if [ ! -z $GPG_PASSPHRASE ]; then
 			# export our key to rpm import
-			gpg --armor --export releasedocker > /tmp/gpg
+			gpg --armor --export "$GPG_KEYID" > /tmp/gpg
 			rpm --import /tmp/gpg
 
 			# sign the rpms
 			echo "yes" | setsid rpm \
-				--define '_gpg_name releasedocker' \
-				--define '_signature gpg' \
-				--define '__gpg_check_password_cmd /bin/true' \
-				--define '__gpg_sign_cmd %{__gpg} gpg --batch --no-armor --passphrase '$GPG_PASSPHRASE' --no-secmem-warning -u "%{_gpg_name}" --sign --detach-sign --output %{__signature_filename} %{__plaintext_filename}' \
+				--define "_gpg_name $GPG_KEYID" \
+				--define "_signature gpg" \
+				--define "__gpg_check_password_cmd /bin/true" \
+				--define "__gpg_sign_cmd %{__gpg} gpg --batch --no-armor --passphrase '$GPG_PASSPHRASE' --no-secmem-warning -u '%{_gpg_name}' --sign --detach-sign --output %{__signature_filename} %{__plaintext_filename}" \
 				--resign "${RPMFILE[@]}"
 		fi
 
diff --git a/hack/make/sign-repos b/hack/make/sign-repos
index 5d847a479..93b640d7b 100755
--- a/hack/make/sign-repos
+++ b/hack/make/sign-repos
@@ -4,6 +4,7 @@
 # with a designated GPG key.
 
 : ${DOCKER_RELEASE_DIR:=$DEST}
+: ${GPG_KEYID:=releasedocker}
 APTDIR=$DOCKER_RELEASE_DIR/apt/repo
 YUMDIR=$DOCKER_RELEASE_DIR/yum/repo
 
@@ -21,12 +22,12 @@ sign_packages(){
 	# sign apt repo metadata
 	if [ -d $APTDIR ]; then
 		# create file with public key
-		gpg --armor --export releasedocker > "$DOCKER_RELEASE_DIR/apt/gpg"
+		gpg --armor --export "$GPG_KEYID" > "$DOCKER_RELEASE_DIR/apt/gpg"
 
 		# sign the repo metadata
 		for F in $(find $APTDIR -name Release); do
 			if test "$F" -nt "$F.gpg" ; then
-				gpg -u releasedocker --passphrase "$GPG_PASSPHRASE" \
+				gpg -u "$GPG_KEYID" --passphrase "$GPG_PASSPHRASE" \
 					--armor --sign --detach-sign \
 					--batch --yes \
 					--output "$F.gpg" "$F"
@@ -37,12 +38,12 @@ sign_packages(){
 	# sign yum repo metadata
 	if [ -d $YUMDIR ]; then
 		# create file with public key
-		gpg --armor --export releasedocker > "$DOCKER_RELEASE_DIR/yum/gpg"
+		gpg --armor --export "$GPG_KEYID" > "$DOCKER_RELEASE_DIR/yum/gpg"
 
 		# sign the repo metadata
 		for F in $(find $YUMDIR -name repomd.xml); do
 			if test "$F" -nt "$F.asc" ; then
-				gpg -u releasedocker --passphrase "$GPG_PASSPHRASE" \
+				gpg -u "$GPG_KEYID" --passphrase "$GPG_PASSPHRASE" \
 					--armor --sign --detach-sign \
 					--batch --yes \
 					--output "$F.asc" "$F"
diff --git a/hack/release.sh b/hack/release.sh
index 69d076333..d5df367b9 100755
--- a/hack/release.sh
+++ b/hack/release.sh
@@ -18,12 +18,13 @@ usage() {
 To run, I need:
 - to be in a container generated by the Dockerfile at the top of the Docker
   repository;
-- to be provided with the name of an S3 bucket, in environment variable
-  AWS_S3_BUCKET;
+- to be provided with the location of an S3 bucket and path, in
+  environment variables AWS_S3_BUCKET and AWS_S3_BUCKET_PATH (default: '');
 - to be provided with AWS credentials for this S3 bucket, in environment
   variables AWS_ACCESS_KEY and AWS_SECRET_KEY;
-- the passphrase to unlock the GPG key which will sign the deb packages
-  (passed as environment variable GPG_PASSPHRASE);
+- the passphrase to unlock the GPG key specified by the optional environment
+  variable GPG_KEYID (default: releasedocker) which will sign the deb
+  packages (passed as environment variable GPG_PASSPHRASE);
 - a generous amount of good will and nice manners.
 The canonical way to run me is to run the image produced by the Dockerfile: e.g.:"
 
@@ -62,6 +63,8 @@ fi
 
 VERSION=$(< VERSION)
 BUCKET=$AWS_S3_BUCKET
+BUCKET_PATH=$BUCKET
+[[ -n "$AWS_S3_BUCKET_PATH" ]] && BUCKET_PATH+=/$AWS_S3_BUCKET_PATH
 
 if command -v git &> /dev/null && git rev-parse &> /dev/null; then
 	if [ -n "$(git status --porcelain --untracked-files=no)" ]; then
@@ -101,10 +104,15 @@ write_to_s3() {
 s3_url() {
 	case "$BUCKET" in
 		get.docker.com|test.docker.com|experimental.docker.com)
-			echo "https://$BUCKET"
+			echo "https://$BUCKET_PATH"
 			;;
 		*)
-			s3cmd ws-info s3://$BUCKET | awk -v 'FS=: +' '/http:\/\/'$BUCKET'/ { gsub(/\/+$/, "", $2); print $2 }'
+			BASE_URL=$( s3cmd ws-info s3://$BUCKET | awk -v 'FS=: +' '/http:\/\/'$BUCKET'/ { gsub(/\/+$/, "", $2); print $2 }' )
+			if [[ -n "$AWS_S3_BUCKET_PATH" ]] ; then
+				echo "$BASE_URL/$AWS_S3_BUCKET_PATH"
+			else
+				echo "$BASE_URL"
+			fi
 			;;
 	esac
 }
@@ -231,7 +239,7 @@ release_build() {
 			;;
 	esac
 
-	s3Dir=s3://$BUCKET/builds/$s3Os/$s3Arch
+	s3Dir="s3://$BUCKET_PATH/builds/$s3Os/$s3Arch"
 	latest=
 	latestTgz=
 	if [ "$latestBase" ]; then
@@ -265,7 +273,7 @@ release_ubuntu() {
 	local debfiles=( "bundles/$VERSION/ubuntu/"*.deb )
 
 	# Sign our packages
-	dpkg-sig -g "--passphrase $GPG_PASSPHRASE" -k releasedocker --sign builder "${debfiles[@]}"
+	dpkg-sig -g "--passphrase $GPG_PASSPHRASE" -k "$GPG_KEYID" --sign builder "${debfiles[@]}"
 
 	# Setup the APT repo
 	APTDIR=bundles/$VERSION/ubuntu/apt
@@ -282,14 +290,14 @@ EOF
 
 	# Sign
 	for F in $(find $APTDIR -name Release); do
-		gpg -u releasedocker --passphrase "$GPG_PASSPHRASE" \
+		gpg -u "$GPG_KEYID" --passphrase "$GPG_PASSPHRASE" \
 			--armor --sign --detach-sign \
 			--output "$F.gpg" "$F"
 	done
 
 	# Upload keys
 	s3cmd sync "$HOME/.gnupg/" "s3://$BUCKET/ubuntu/.gnupg/"
-	gpg --armor --export releasedocker > "bundles/$VERSION/ubuntu/gpg"
+	gpg --armor --export "$GPG_KEYID" > "bundles/$VERSION/ubuntu/gpg"
 	s3cmd --acl-public put "bundles/$VERSION/ubuntu/gpg" "s3://$BUCKET/gpg"
 
 	local gpgFingerprint=36A1D7869245C8950F966E92D8576A8BA88D21E9
@@ -330,7 +338,7 @@ release_binaries() {
 
 	# TODO create redirect from builds/*/i686 to builds/*/i386
 
-	cat <<EOF | write_to_s3 s3://$BUCKET/builds/index
+	cat <<EOF | write_to_s3 s3://$BUCKET_PATH/builds/index
 # To install, run the following command as root:
 curl -sSL -O $(s3_url)/builds/Linux/x86_64/docker-$VERSION && chmod +x docker-$VERSION && sudo mv docker-$VERSION /usr/local/bin/docker
 # Then start docker in daemon mode:
@@ -339,24 +347,24 @@ EOF
 
 	# Add redirect at /builds/info for URL-backwards-compatibility
 	rm -rf /tmp/emptyfile && touch /tmp/emptyfile
-	s3cmd --acl-public --add-header='x-amz-website-redirect-location:/builds/' --mime-type='text/plain' put /tmp/emptyfile "s3://$BUCKET/builds/info"
+	s3cmd --acl-public --add-header='x-amz-website-redirect-location:/builds/' --mime-type='text/plain' put /tmp/emptyfile "s3://$BUCKET_PATH/builds/info"
 
 	if [ -z "$NOLATEST" ]; then
-		echo "Advertising $VERSION on $BUCKET as most recent version"
-		echo "$VERSION" | write_to_s3 "s3://$BUCKET/latest"
+		echo "Advertising $VERSION on $BUCKET_PATH as most recent version"
+		echo "$VERSION" | write_to_s3 "s3://$BUCKET_PATH/latest"
 	fi
 }
 
 # Upload the index script
 release_index() {
 	echo "Releasing index"
-	sed "s,url='https://get.docker.com/',url='$(s3_url)/'," hack/install.sh | write_to_s3 "s3://$BUCKET/index"
+	sed "s,url='https://get.docker.com/',url='$(s3_url)/'," hack/install.sh | write_to_s3 "s3://$BUCKET_PATH/index"
 }
 
 release_test() {
 	echo "Releasing tests"
 	if [ -e "bundles/$VERSION/test" ]; then
-		s3cmd --acl-public sync "bundles/$VERSION/test/" "s3://$BUCKET/test/"
+		s3cmd --acl-public sync "bundles/$VERSION/test/" "s3://$BUCKET_PATH/test/"
 	fi
 }
 
@@ -365,14 +373,14 @@ setup_gpg() {
 	# Make sure that we have our keys
 	mkdir -p "$HOME/.gnupg/"
 	s3cmd sync "s3://$BUCKET/ubuntu/.gnupg/" "$HOME/.gnupg/" || true
-	gpg --list-keys releasedocker >/dev/null || {
+	gpg --list-keys "$GPG_KEYID" >/dev/null || {
 		gpg --gen-key --batch <<EOF
 Key-Type: RSA
 Key-Length: 4096
 Passphrase: $GPG_PASSPHRASE
 Name-Real: Docker Release Tool
 Name-Email: docker@docker.com
-Name-Comment: releasedocker
+Name-Comment: $GPG_KEYID
 Expire-Date: 0
 %commit
 EOF