diff --git a/gradle/build.gradle b/gradle/build.gradle
index 742374d65..dcc577c48 100644
--- a/gradle/build.gradle
+++ b/gradle/build.gradle
@@ -120,7 +120,7 @@ subprojects {
   publishing {
     repositories {
       maven {
-        url = project.findProperty('gcsRepo')
+        url = project.findProperty('repositoryUrl')
       }
     }
   }
@@ -133,7 +133,8 @@ subprojects {
         return
       }
       it.resolvedConfiguration.resolvedArtifacts.each { resolvedArtifact ->
-        if (resolvedArtifact.id.componentIdentifier.displayName in ['project :util', 'project :third_party']) {
+        if (resolvedArtifact.id.componentIdentifier.displayName in
+          ['project :core', 'project :proxy', 'project :util', 'project :third_party']) {
           return
         }
         distinctResolvedArtifacts[resolvedArtifact.id.toString()] = resolvedArtifact
@@ -203,7 +204,10 @@ subprojects {
           def repositoryUri = URI.create(mavenRepository.url.toString())
           def artifactUri = repositoryUri.resolve(defaultLayout.getPath(artifact))
           if (project.ext.urlExists(artifactUri.toURL())) {
-            project.ext.writeMetadata(resolvedArtifact, artifactUri.toURL(), project.findProperty('privateRepository') + "/${project.name}")
+            project.ext.writeMetadata(
+              resolvedArtifact,
+              artifactUri.toURL(),
+              project.findProperty('privateRepository') + "/${project.name}")
             break
           }
         }
diff --git a/gradle/generate_dependency_metadata.sh b/gradle/generate_dependency_metadata.sh
new file mode 100755
index 000000000..394b63271
--- /dev/null
+++ b/gradle/generate_dependency_metadata.sh
@@ -0,0 +1,38 @@
+#!/bin/bash
+# Copyright 2018 The Nomulus Authors. All Rights Reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+# This script runs a workflow to clone a git repository to local, generate
+# a metadata file for each dependency artifact and check in the file to remote
+# repository.
+
+set -e
+
+ALL_SUBPROJECTS="core proxy util"
+
+USAGE="Usage: ${0} REPO_URL"
+REPO_URL=${1:?${USAGE}}
+
+REPO_DIR="$(mktemp -d)"
+
+git clone ${REPO_URL} ${REPO_DIR}
+for PROJECT in ${ALL_SUBPROJECTS}; do
+  $(dirname $0)/gradlew -PprivateRepository="${REPO_DIR}" \
+    ":${PROJECT}:generateDependencyMetadata"
+done
+cd "${REPO_DIR}"
+git add -A
+git diff-index --quiet HEAD \
+  || git commit -m "Update dependency metadata file" && git push
+rm -rf "${REPO_DIR}"
diff --git a/gradle/update_dependency.sh b/gradle/update_dependency.sh
index 8276f8cf2..b7cf3f254 100755
--- a/gradle/update_dependency.sh
+++ b/gradle/update_dependency.sh
@@ -12,7 +12,6 @@
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
-
 #
 # This script runs a workflow to generate dependency lock file, run a build against
 # the generated lock file, save the lock file and upload dependency JARs to a private
@@ -22,16 +21,38 @@ set -e
 
 ALL_SUBPROJECTS="core proxy util"
 SUBPROJECTS=
+REPOSITORY_URL=
 
-if [[ -z "$@" ]]; then
+while [[ $# -gt 0 ]]; do
+  KEY="$1"
+  case ${KEY} in
+    --repositoryUrl)
+      shift
+      REPOSITORY_URL="$1"
+      ;;
+    *)
+      SUBPROJECTS="${SUBPROJECTS} ${KEY}"
+      ;;
+  esac
+  shift
+done
+
+if [[ -z ${SUBPROJECTS} ]]; then
   SUBPROJECTS="${ALL_SUBPROJECTS}"
-else
-  SUBPROJECTS="$@"
 fi
 
+if [[ -z ${REPOSITORY_URL} ]]; then
+  echo "--repositoryUrl must be specified"
+  exit 1
+fi
+
+WORKING_DIR=$(dirname $0)
+
 for PROJECT in ${SUBPROJECTS}; do
-  ./gradlew ":${PROJECT}:generateLock"
-  ./gradlew -PdependencyLock.useGeneratedLock=true ":${PROJECT}:build"
-  ./gradlew ":${PROJECT}:saveLock"
-  ./gradlew ":${PROJECT}:publish"
+  ${WORKING_DIR}/gradlew ":${PROJECT}:generateLock"
+  ${WORKING_DIR}/gradlew -PdependencyLock.useGeneratedLock=true \
+    ":${PROJECT}:build"
+  ${WORKING_DIR}/gradlew ":${PROJECT}:saveLock"
+  ${WORKING_DIR}/gradlew -PrepositoryUrl="${REPOSITORY_URL}" \
+    ":${PROJECT}:publish"
 done