diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index c87a430..3525c3f 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -34,7 +34,7 @@ jobs:
       - name: Switch XCode Version
         uses: maxim-lobanov/setup-xcode@ed7a3b1fda3918c0306d1b724322adc0b8cc0a90 # v1.7.0
         with:
-          xcode-version: "16.4.0"
+          xcode-version: "26.4.0"
 
       - name: Setup Nix
         uses: ./.github/actions/nix-devshell
@@ -55,7 +55,7 @@ jobs:
       - name: Switch XCode Version
         uses: maxim-lobanov/setup-xcode@ed7a3b1fda3918c0306d1b724322adc0b8cc0a90 # v1.7.0
         with:
-          xcode-version: "16.4.0"
+          xcode-version: "26.4.0"
 
       - name: Setup Nix
         uses: ./.github/actions/nix-devshell
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 017c236..86ca127 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -43,7 +43,7 @@ jobs:
       - name: Switch XCode Version
         uses: maxim-lobanov/setup-xcode@ed7a3b1fda3918c0306d1b724322adc0b8cc0a90 # v1.7.0
         with:
-          xcode-version: "16.4.0"
+          xcode-version: "26.4.0"
 
       - name: Setup Nix
         uses: ./.github/actions/nix-devshell