diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index 7eaf457..94dea6b 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -25,13 +25,13 @@ jobs:
             fail-fast: true
             matrix:
                 xcode:
-                    - "26.1.1"
+                    - 26.4.0
                 xcodebuildCommand:
-                    - "-sdk iphonesimulator -destination 'platform=iOS Simulator,OS=26.1,name=iPhone 17'"
+                    - "-sdk iphonesimulator -destination 'platform=iOS Simulator,OS=26.4,name=iPhone 17'"
                     - "-sdk macosx -destination 'platform=macOS'"
-                    - "-sdk xrsimulator -destination 'platform=visionOS Simulator,OS=26.1,name=Apple Vision Pro'"
-                    - "-sdk appletvsimulator -destination 'platform=tvOS Simulator,OS=26.1,name=Apple TV 4K (3rd generation)'"
-                    - "-sdk watchsimulator -destination 'platform=watchOS Simulator,OS=26.1,name=Apple Watch Series 11 (46mm)'"
+                    - "-sdk xrsimulator -destination 'platform=visionOS Simulator,OS=26.4,name=Apple Vision Pro'"
+                    - "-sdk appletvsimulator -destination 'platform=tvOS Simulator,OS=26.4,name=Apple TV 4K (3rd generation)'"
+                    - "-sdk watchsimulator -destination 'platform=watchOS Simulator,OS=26.4,name=Apple Watch Series 11 (46mm)'"
         steps:
             - name: Repository checkout
               uses: actions/checkout@v5