diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index bb85f78..83ea1ec 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -31,7 +31,7 @@ jobs:
           java-version: "17"
 
       - name: Set up Gradle
-        uses: gradle/actions/setup-gradle@v6.3.0
+        uses: gradle/actions/setup-gradle@v6.4.0
 
       - name: Build and execute all four pinned compiler/EH rows
         shell: bash
@@ -53,7 +53,7 @@ jobs:
           java-version: "17"
 
       - name: Set up Gradle
-        uses: gradle/actions/setup-gradle@v6.3.0
+        uses: gradle/actions/setup-gradle@v6.4.0
 
       - name: Run focused JVM checks
         run: >-
@@ -171,7 +171,7 @@ jobs:
           java-version: "17"
 
       - name: Set up Gradle
-        uses: gradle/actions/setup-gradle@v6.3.0
+        uses: gradle/actions/setup-gradle@v6.4.0
 
       - name: Verify target
         shell: bash
diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
index e1dda05..3102c8d 100644
--- a/.github/workflows/codeql.yml
+++ b/.github/workflows/codeql.yml
@@ -36,7 +36,7 @@ jobs:
           java-version: "17"
 
       - name: Set up Gradle
-        uses: gradle/actions/setup-gradle@v6.3.0
+        uses: gradle/actions/setup-gradle@v6.4.0
 
       - name: Initialize CodeQL
         uses: github/codeql-action/init@v4
diff --git a/.github/workflows/nightly-fuzz.yml b/.github/workflows/nightly-fuzz.yml
index a81dc67..32ebf9d 100644
--- a/.github/workflows/nightly-fuzz.yml
+++ b/.github/workflows/nightly-fuzz.yml
@@ -212,7 +212,7 @@ jobs:
           java-version: "17"
 
       - name: Set up Gradle
-        uses: gradle/actions/setup-gradle@v6.3.0
+        uses: gradle/actions/setup-gradle@v6.4.0
 
       - name: Run TCK adapter tests and bounded fuzz gates
         id: fuzz
diff --git a/.github/workflows/performance.yml b/.github/workflows/performance.yml
index e8d7a02..5f4feb3 100644
--- a/.github/workflows/performance.yml
+++ b/.github/workflows/performance.yml
@@ -27,7 +27,7 @@ jobs:
           java-version: "17"
 
       - name: Set up Gradle
-        uses: gradle/actions/setup-gradle@v6.3.0
+        uses: gradle/actions/setup-gradle@v6.4.0
 
       - name: Link paired final binaries and enforce NFR-2
         run: bash scripts/verify-ios-core-footprint.sh
@@ -59,7 +59,7 @@ jobs:
           java-version: "17"
 
       - name: Set up Gradle
-        uses: gradle/actions/setup-gradle@v6.3.0
+        uses: gradle/actions/setup-gradle@v6.4.0
 
       - name: Prepare pinned Chasm and CoreMark fixture
         shell: bash
@@ -117,7 +117,7 @@ jobs:
           java-version: "17"
 
       - name: Set up Gradle
-        uses: gradle/actions/setup-gradle@v6.3.0
+        uses: gradle/actions/setup-gradle@v6.4.0
 
       - name: Prepare pinned Chasm and CoreMark fixture
         shell: bash
@@ -178,7 +178,7 @@ jobs:
           java-version: "17"
 
       - name: Set up Gradle
-        uses: gradle/actions/setup-gradle@v6.3.0
+        uses: gradle/actions/setup-gradle@v6.4.0
 
       - name: Prepare pinned fixtures and Wasmtime C runner
         shell: bash
@@ -241,7 +241,7 @@ jobs:
             "$config_file"
 
       - name: Set up Gradle
-        uses: gradle/actions/setup-gradle@v6.3.0
+        uses: gradle/actions/setup-gradle@v6.4.0
 
       - name: Build application distribution
         run: ./gradlew --stacktrace :samples-cli:installDist
diff --git a/.github/workflows/pinned-conformance.yml b/.github/workflows/pinned-conformance.yml
index 1da6cf7..95e59be 100644
--- a/.github/workflows/pinned-conformance.yml
+++ b/.github/workflows/pinned-conformance.yml
@@ -90,7 +90,7 @@ jobs:
           java-version: "17"
 
       - name: Set up Gradle
-        uses: gradle/actions/setup-gradle@v6.3.0
+        uses: gradle/actions/setup-gradle@v6.4.0
 
       - name: Run generated core corpus
         id: conformance
@@ -195,7 +195,7 @@ jobs:
           java-version: "17"
 
       - name: Set up Gradle
-        uses: gradle/actions/setup-gradle@v6.3.0
+        uses: gradle/actions/setup-gradle@v6.4.0
 
       - name: Run complete official Preview 1 corpus
         id: conformance