diff --git a/.github/workflows/analyze.yml b/.github/workflows/analyze.yml
index fbebb64..658311c 100644
--- a/.github/workflows/analyze.yml
+++ b/.github/workflows/analyze.yml
@@ -25,7 +25,7 @@ jobs:
       - name: Setup Swift
         uses: swift-actions/setup-swift@v3
         with:
-          swift-version: "6.3.3"
+          swift-version: "6.4.0"
 
       - name: Install analysis tools
         run: brew bundle --file Brewfile-ci
diff --git a/.github/workflows/build-binaries.yml b/.github/workflows/build-binaries.yml
index 975d001..0b1995d 100644
--- a/.github/workflows/build-binaries.yml
+++ b/.github/workflows/build-binaries.yml
@@ -48,7 +48,7 @@ jobs:
       - name: Setup Swift
         uses: swift-actions/setup-swift@v3
         with:
-          swift-version: "6.3.3"
+          swift-version: "6.4.0"
 
       - name: Generate build metadata
         uses: ./.github/actions/generate-build-metadata
@@ -125,7 +125,7 @@ jobs:
       - name: Setup Swift
         uses: swift-actions/setup-swift@v3
         with:
-          swift-version: "6.3.3"
+          swift-version: "6.4.0"
 
       - name: Install Static Linux SDK
         run: |
diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 199ed9a..7ed1047 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -25,7 +25,7 @@ jobs:
       - name: Setup Swift
         uses: swift-actions/setup-swift@v3
         with:
-          swift-version: "6.3.3"
+          swift-version: "6.4.0"
 
       - name: Make Build
         run: make build
diff --git a/.github/workflows/format.yml b/.github/workflows/format.yml
index 5c1c430..930ea3b 100644
--- a/.github/workflows/format.yml
+++ b/.github/workflows/format.yml
@@ -25,7 +25,7 @@ jobs:
       - name: Setup Swift
         uses: swift-actions/setup-swift@v3
         with:
-          swift-version: "6.3.3"
+          swift-version: "6.4.0"
 
       - name: Install formatting tools
         run: brew bundle --file Brewfile-ci
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 9dbc2e2..c27ffde 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -25,7 +25,7 @@ jobs:
       - name: Setup Swift
         uses: swift-actions/setup-swift@v3
         with:
-          swift-version: "6.3.3"
+          swift-version: "6.4.0"
 
       - name: Make Test
         run: make test
@@ -41,7 +41,7 @@ jobs:
       - name: Setup Swift
         uses: swift-actions/setup-swift@v3
         with:
-          swift-version: "6.3.3"
+          swift-version: "6.4.0"
 
       - name: Make Test
         run: make test