diff --git a/.kokoro/common.sh b/.kokoro/common.sh
index a3bbc5f67..8f09de5d3 100644
--- a/.kokoro/common.sh
+++ b/.kokoro/common.sh
@@ -13,18 +13,28 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-# set -eo pipefail
-
 function retry_with_backoff {
     attempts_left=$1
     sleep_seconds=$2
     shift 2
     command=$@
 
+
+    # store current flag state
+    flags=$-
+    
+    # allow a failures to continue
+    set +e
     echo "${command}"
     ${command}
     exit_code=$?
 
+    # restore "e" flag
+    if [[ ${flags} =~ e ]]
+    then set -e
+    else set +e
+    fi
+
     if [[ $exit_code == 0 ]]
     then
         return 0
diff --git a/.kokoro/nightly/integration.cfg b/.kokoro/nightly/integration.cfg
index 8bf59c02e..ca0274800 100644
--- a/.kokoro/nightly/integration.cfg
+++ b/.kokoro/nightly/integration.cfg
@@ -6,11 +6,26 @@ env_vars: {
   value: "gcr.io/cloud-devrel-kokoro-resources/java8"
 }
 
+env_vars: {
+  key: "JOB_TYPE"
+  value: "integration"
+}
+
+env_vars: {
+  key: "GCLOUD_PROJECT"
+  value: "gcloud-devel"
+}
+
 env_vars: {
   key: "ENABLE_BUILD_COP"
   value: "true"
 }
 
+env_vars: {
+    key: "GOOGLE_APPLICATION_CREDENTIALS"
+    value: "keystore/73713_java_it_service_account"
+}
+
 before_action {
   fetch_keystore {
     keystore_resource {
diff --git a/samples/pom.xml b/samples/pom.xml
index cabcc7b58..a46c32cad 100644
--- a/samples/pom.xml
+++ b/samples/pom.xml
@@ -18,7 +18,7 @@
   <parent>
     <groupId>com.google.cloud.samples</groupId>
     <artifactId>shared-configuration</artifactId>
-    <version>1.0.12</version>
+    <version>1.0.15</version>
   </parent>
 
   <properties>
diff --git a/synth.metadata b/synth.metadata
index e5e3d28c3..972287a13 100644
--- a/synth.metadata
+++ b/synth.metadata
@@ -1,11 +1,18 @@
 {
-  "updateTime": "2020-04-01T21:33:55.846897Z",
   "sources": [
+    {
+      "git": {
+        "name": ".",
+        "remote": "https://github.com/googleapis/google-http-java-client.git",
+        "sha": "1f6328755fe32cacc7cfcf253493b652bb007186"
+      }
+    },
     {
       "git": {
         "name": "synthtool",
         "remote": "https://github.com/googleapis/synthtool.git",
-        "sha": "99820243d348191bc9c634f2b48ddf65096285ed"
+        "sha": "c7e0e517d7f46f77bebd27da2e5afcaa6eee7e25",
+        "log": "c7e0e517d7f46f77bebd27da2e5afcaa6eee7e25\nbuild(java): fix nightly integration test config to run integrations (#465)\n\nThis was only running the units.\nbd69a2aa7b70875f3c988e269706b22fefbef40e\nbuild(java): fix retry_with_backoff when -e option set (#475)\n\n\nd9b173c427bfa0c6cca818233562e7e8841a357c\nfix: record version of working repo in synth.metadata (#473)\n\nPartial revert of b37cf74d12e9a42b9de9e61a4f26133d7cd9c168.\nf73a541770d95a609e5be6bf6b3b220d17cefcbe\nfeat(discogapic): allow local discovery-artifact-manager (#474)\n\n\n8cf0f5d93a70c3dcb0b4999d3152c46d4d9264bf\ndoc: describe the Autosynth & Synthtool protocol (#472)\n\n* doc: describe the Autosynth & Synthtool protocol\n\n* Accommodate review comments.\n980baaa738a1ad8fa02b4fdbd56be075ee77ece5\nfix: pin sphinx to <3.0.0 as new version causes new error (#471)\n\nThe error `toctree contains reference to document changlelog that doesn't have a title: no link will be generated` occurs as of 3.0.0. Pinning to 2.x until we address the docs build issue.\n\nTowards #470\n\nI did this manually for python-datastore https://github.com/googleapis/python-datastore/pull/22\n928b2998ac5023e7c7e254ab935f9ef022455aad\nchore(deps): update dependency com.google.cloud.samples:shared-configuration to v1.0.15 (#466)\n\nCo-authored-by: Jeffrey Rennie <rennie@google.com>\n188f1b1d53181f739b98f8aa5d40cfe99eb90c47\nfix: allow local and external deps to be specified (#469)\n\nModify noxfile.py to allow local and external dependencies for\nsystem tests to be specified.\n1df68ed6735ddce6797d0f83641a731c3c3f75b4\nfix: apache license URL (#468)\n\n\nf4a59efa54808c4b958263de87bc666ce41e415f\nfeat: Add discogapic support for GAPICBazel generation (#459)\n\n* feat: Add discogapic support for GAPICBazel generation\n\n* reformat with black\n\n* Rename source repository variable\n\nCo-authored-by: Jeffrey Rennie <rennie@google.com>\n"
       }
     }
   ]