diff --git a/.kokoro/build.sh b/.kokoro/build.sh
index f1ae58408d..d11958c5a6 100755
--- a/.kokoro/build.sh
+++ b/.kokoro/build.sh
@@ -62,14 +62,21 @@ integration)
     bash .kokoro/coerce_logs.sh
     ;;
 samples)
-    mvn -B \
-      -Penable-samples \
-      -DtrimStackTrace=false \
-      -Dclirr.skip=true \
-      -Denforcer.skip=true \
-      -fae \
-      verify
-    bash .kokoro/coerce_logs.sh
+    if [[ -f samples/pom.xml ]]
+    then
+        pushd samples
+        mvn -B \
+          -Penable-samples \
+          -DtrimStackTrace=false \
+          -Dclirr.skip=true \
+          -Denforcer.skip=true \
+          -fae \
+          verify
+        bash .kokoro/coerce_logs.sh
+        popd
+    else
+        echo "no sample pom.xml found - skipping sample tests"
+    fi
     ;;
 clirr)
     mvn -B -Denforcer.skip=true clirr:check
diff --git a/renovate.json b/renovate.json
index 268a4669ab..fc6412701a 100644
--- a/renovate.json
+++ b/renovate.json
@@ -54,6 +54,13 @@
       "semanticCommitType": "build",
       "semanticCommitScope": "deps"
     },
+    {
+      "packagePatterns": [
+        "^com.google.cloud:libraries-bom"
+      ],
+      "semanticCommitType": "chore",
+      "semanticCommitScope": "deps"
+    },
     {
       "packagePatterns": [
         "^com.google.cloud:google-cloud-"
diff --git a/synth.metadata b/synth.metadata
index a627f8ae95..2a500865b9 100644
--- a/synth.metadata
+++ b/synth.metadata
@@ -1,11 +1,25 @@
 {
-  "updateTime": "2020-02-01T09:13:43.890088Z",
+  "updateTime": "2020-02-21T23:11:00.093008Z",
   "sources": [
+    {
+      "git": {
+        "name": ".",
+        "remote": "https://github.com/googleapis/java-spanner-jdbc.git",
+        "sha": "8739015f62289adb92fd55b19a5bff8762da20a9"
+      }
+    },
+    {
+      "git": {
+        "name": "synthtool",
+        "remote": "rpc://devrel/cloud/libraries/tools/autosynth",
+        "sha": "706a38c26db42299845396cdae55db635c38794a"
+      }
+    },
     {
       "template": {
         "name": "java_library",
         "origin": "synthtool.gcp",
-        "version": "2019.10.17"
+        "version": "2020.2.4"
       }
     }
   ]