diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index 65ae6ecdda..d510359d97 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -42,19 +42,6 @@ jobs:
         java-version: ${{matrix.java}}
     - run: java -version
     - run: .kokoro/dependencies.sh
-  linkage-monitor:
-    runs-on: ubuntu-latest
-    steps:
-    - uses: actions/checkout@v2
-    - uses: actions/setup-java@v1
-      with:
-        java-version: 8
-    - run: java -version
-    - name: Install artifacts to local Maven repository
-      run: .kokoro/build.sh
-      shell: bash
-    - name: Validate any conflicts with regard to com.google.cloud:libraries-bom (latest release)
-      uses: GoogleCloudPlatform/cloud-opensource-java/linkage-monitor@v1-linkagemonitor
   lint:
     runs-on: ubuntu-latest
     steps:
diff --git a/synth.metadata b/synth.metadata
index 77e5615efa..2d72ac289d 100644
--- a/synth.metadata
+++ b/synth.metadata
@@ -4,14 +4,14 @@
       "git": {
         "name": ".",
         "remote": "https://github.com/googleapis/java-core.git",
-        "sha": "c74cb60857c51f78193f553885307d678cd32340"
+        "sha": "15e24c75fe220774231ec1cefa6616a834c22cdd"
       }
     },
     {
       "git": {
         "name": "synthtool",
         "remote": "https://github.com/googleapis/synthtool.git",
-        "sha": "63cff634aabb85854caa511c5837ea6b45f42b4b"
+        "sha": "e2aa5bcc3356d9e3b8b53de3b5c86226447d3a22"
       }
     }
   ],