diff --git a/.ci/cirrus.runner.yml b/.ci/cirrus.runner.yml
index ed2940e..a6e7555 100644
--- a/.ci/cirrus.runner.yml
+++ b/.ci/cirrus.runner.yml
@@ -7,7 +7,7 @@ task:
         XCODE_VERSIONS: "16.1,16,15.4,15.3,15.2,15.1,\"15.0.1\""
         DISK_SIZE: 375
       - MACOS_VERSION: sequoia
-        XCODE_VERSIONS: "16.3,\"16.4-beta\",16.2,16.1,16"
+        XCODE_VERSIONS: "16.3,\"16.4-rc\",16.2,16.1,16"
         ADDITIONAL_IOS_BUILDS: "18.4,18.2,17.5"
         DISK_SIZE: 375
   <<: *defaults
diff --git a/.ci/cirrus.xcode.yml b/.ci/cirrus.xcode.yml
index 036b5a0..f6f5b07 100644
--- a/.ci/cirrus.xcode.yml
+++ b/.ci/cirrus.xcode.yml
@@ -4,7 +4,7 @@ task:
   env:
     matrix:
       - MACOS_VERSION: sequoia
-        XCODE_VERSION: 16.4-beta
+        XCODE_VERSION: 16.4-rc
       - MACOS_VERSION: sequoia
         XCODE_VERSION: 16.3
         LATEST: true