diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index fc93a79ba..3d16ff0a5 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -31,7 +31,7 @@ jobs:
           distribution: 'temurin'
           java-version: '21'
           cache: 'gradle'
-      - uses: bufbuild/buf-action@8f4a1456a0ab6a1eb80ba68e53832e6fcfacc16c # v1.3.0
+      - uses: bufbuild/buf-action@fd21066df7214747548607aaa45548ba2b9bc1ff # v1.4.0
         with:
           setup_only: true
       - env:
diff --git a/.github/workflows/conformance.yaml b/.github/workflows/conformance.yaml
index 5d5e16b20..68fb6561a 100644
--- a/.github/workflows/conformance.yaml
+++ b/.github/workflows/conformance.yaml
@@ -31,7 +31,7 @@ jobs:
           distribution: 'temurin'
           java-version: '21'
           cache: 'gradle'
-      - uses: bufbuild/buf-action@8f4a1456a0ab6a1eb80ba68e53832e6fcfacc16c # v1.3.0
+      - uses: bufbuild/buf-action@fd21066df7214747548607aaa45548ba2b9bc1ff # v1.4.0
         with:
           setup_only: true
       - env:
diff --git a/.github/workflows/release.yaml b/.github/workflows/release.yaml
index b3bd7a7c3..cc5f01766 100644
--- a/.github/workflows/release.yaml
+++ b/.github/workflows/release.yaml
@@ -31,7 +31,7 @@ jobs:
           distribution: 'temurin'
           java-version: '21'
 
-      - uses: bufbuild/buf-action@8f4a1456a0ab6a1eb80ba68e53832e6fcfacc16c # v1.3.0
+      - uses: bufbuild/buf-action@fd21066df7214747548607aaa45548ba2b9bc1ff # v1.4.0
         with:
           setup_only: true
       - env: