diff --git a/.github/workflows/build.yaml b/.github/workflows/build.yaml
index 44b1763a7..0cfb823d6 100644
--- a/.github/workflows/build.yaml
+++ b/.github/workflows/build.yaml
@@ -7,7 +7,7 @@ name: Build dev binaries
 
 env:
   FLUTTER_VERSION: 3.24.5
-  XCODE_VERSION: ^15.0.1
+  XCODE_VERSION: 16.0
 
 jobs:
   build-app:
@@ -19,7 +19,7 @@ jobs:
           - os: android
             runner: ubuntu-latest
           - os: ios
-            runner: macos-latest
+            runner: macos-14 # Use macos-14 runners because Xcode 16 only exists on macOS 14+.
     environment: dev
 
     steps:
diff --git a/.github/workflows/release.yaml b/.github/workflows/release.yaml
index 8df077345..4f0c5f0a5 100644
--- a/.github/workflows/release.yaml
+++ b/.github/workflows/release.yaml
@@ -7,7 +7,7 @@ name: Release
 
 env:
   FLUTTER_VERSION: 3.24.5
-  XCODE_VERSION: ^15.0.1
+  XCODE_VERSION: 16.0
 
 jobs:
   release:
@@ -20,7 +20,7 @@ jobs:
           - os: android
             runner: ubuntu-latest
           - os: ios
-            runner: macos-latest
+            runner: macos-14 # Use macos-14 runners because Xcode 16 only exists on macOS 14+.
       fail-fast: false
 
     environment: prod