diff --git a/.kokoro/build.sh b/.kokoro/build.sh
index 9eaeef4f..163c8526 100755
--- a/.kokoro/build.sh
+++ b/.kokoro/build.sh
@@ -23,8 +23,8 @@ cd ${scriptDir}/..
 # include common functions
 source ${scriptDir}/common.sh
 
-# Print out Java version
-java -version
+# Print out Maven & Java version
+mvn -version
 echo ${JOB_TYPE}
 
 # attempt to install 3 times with exponential backoff (starting with 10 seconds)
diff --git a/synth.metadata b/synth.metadata
index fbc55284..5186fb26 100644
--- a/synth.metadata
+++ b/synth.metadata
@@ -4,14 +4,14 @@
       "git": {
         "name": ".",
         "remote": "https://github.com/googleapis/java-spanner-jdbc.git",
-        "sha": "8a6a8529e0f832b21c07ec40adb448bd77c5b02c"
+        "sha": "b7218e5b4408685b3d291c0010a24d7a048b3b0e"
       }
     },
     {
       "git": {
         "name": "synthtool",
         "remote": "https://github.com/googleapis/synthtool.git",
-        "sha": "7332178a11ddddc91188dc0f25bca1ccadcaa6c6"
+        "sha": "8eae0234a16b26c2ff616d305dbd9786c8b10a47"
       }
     }
   ],