diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index e23d923e..3becb5c0 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -26,6 +26,9 @@ jobs:
     runs-on: windows-latest
     steps:
     - uses: actions/checkout@v2
+    - uses: stCarolas/setup-maven@v4
+      with:
+        maven-version: 3.8.1
     - uses: actions/setup-java@v1
       with:
         java-version: 8
@@ -75,4 +78,4 @@ jobs:
     - run: java -version
     - run: .kokoro/build.sh
       env:
-        JOB_TYPE: clirr
\ No newline at end of file
+        JOB_TYPE: clirr
diff --git a/synth.metadata b/synth.metadata
index b1bdbdcd..4a1f5a8d 100644
--- a/synth.metadata
+++ b/synth.metadata
@@ -4,7 +4,7 @@
       "git": {
         "name": ".",
         "remote": "https://github.com/googleapis/java-containeranalysis.git",
-        "sha": "597c7e6ca295e466df6a0c47d5ed7eb80173a3c7"
+        "sha": "a85b89c583d35ba54bb373c8cec42b3710ac6113"
       }
     },
     {
@@ -19,7 +19,7 @@
       "git": {
         "name": "synthtool",
         "remote": "https://github.com/googleapis/synthtool.git",
-        "sha": "ad7fd76e17bf9494a3e47ff9cf445f61564432e0"
+        "sha": "17ee6e5c08f2eb47029beee4776ce990e56b3925"
       }
     }
   ],