diff --git a/.ci/cirrus.runner.yml b/.ci/cirrus.runner.yml
index ae22bae..42fc270 100644
--- a/.ci/cirrus.runner.yml
+++ b/.ci/cirrus.runner.yml
@@ -8,7 +8,7 @@ task:
         ADDITIONAL_IOS_BUILDS: "17.5"
         DISK_SIZE: 275
       - MACOS_VERSION: sequoia
-        XCODE_VERSIONS: "16.4,\"26-beta-4\",16.3,16.2,16.1,16"
+        XCODE_VERSIONS: "16.4,\"26-beta-5\",16.3,16.2,16.1,16"
         ADDITIONAL_IOS_BUILDS: "18.5,18.4,18.2,17.5"
         DISK_SIZE: 600
   <<: *defaults
diff --git a/.ci/cirrus.xcode.yml b/.ci/cirrus.xcode.yml
index bdecfe6..a901775 100644
--- a/.ci/cirrus.xcode.yml
+++ b/.ci/cirrus.xcode.yml
@@ -4,7 +4,7 @@ task:
   env:
     matrix:
       - MACOS_VERSION: tahoe
-        XCODE_VERSION: 26-beta-4
+        XCODE_VERSION: 26-beta-5
         LATEST: true
       - MACOS_VERSION: sequoia
         XCODE_VERSION: 16.4
diff --git a/data/expected.sequoia.runtimes.txt b/data/expected.sequoia.runtimes.txt
index 8d85159..08abeb5 100644
--- a/data/expected.sequoia.runtimes.txt
+++ b/data/expected.sequoia.runtimes.txt
@@ -7,13 +7,13 @@ iOS 18.3 (18.3.1 - 22D8075) - com.apple.CoreSimulator.SimRuntime.iOS-18-3
 iOS 18.4 (18.4 - 22E238) - com.apple.CoreSimulator.SimRuntime.iOS-18-4
 iOS 18.5 (18.5 - 22F77) - com.apple.CoreSimulator.SimRuntime.iOS-18-5
 iOS 18.6 (18.6 - 22G86) - com.apple.CoreSimulator.SimRuntime.iOS-18-6
-iOS 26.0 (26.0 - 23A5297i) - com.apple.CoreSimulator.SimRuntime.iOS-26-0
+iOS 26.0 (26.0 - 23A5308g) - com.apple.CoreSimulator.SimRuntime.iOS-26-0
 tvOS 18.4 (18.4 - 22L254) - com.apple.CoreSimulator.SimRuntime.tvOS-18-4
 tvOS 18.5 (18.5 - 22L572) - com.apple.CoreSimulator.SimRuntime.tvOS-18-5
-tvOS 26.0 (26.0 - 23J5316g) - com.apple.CoreSimulator.SimRuntime.tvOS-26-0
+tvOS 26.0 (26.0 - 23J5327g) - com.apple.CoreSimulator.SimRuntime.tvOS-26-0
 watchOS 11.4 (11.4 - 22T250) - com.apple.CoreSimulator.SimRuntime.watchOS-11-4
 watchOS 11.5 (11.5 - 22T572) - com.apple.CoreSimulator.SimRuntime.watchOS-11-5
-watchOS 26.0 (26.0 - 23R5317g) - com.apple.CoreSimulator.SimRuntime.watchOS-26-0
+watchOS 26.0 (26.0 - 23R5328g) - com.apple.CoreSimulator.SimRuntime.watchOS-26-0
 visionOS 2.4 (2.4 - 22O237) - com.apple.CoreSimulator.SimRuntime.xrOS-2-4
 visionOS 2.5 (2.5 - 22O473) - com.apple.CoreSimulator.SimRuntime.xrOS-2-5
-visionOS 26.0 (26.0 - 23M5300g) - com.apple.CoreSimulator.SimRuntime.xrOS-26-0
+visionOS 26.0 (26.0 - 23M5311g) - com.apple.CoreSimulator.SimRuntime.xrOS-26-0
diff --git a/templates/vanilla-tahoe.pkr.hcl b/templates/vanilla-tahoe.pkr.hcl
index 7c65867..d44eaa8 100644
--- a/templates/vanilla-tahoe.pkr.hcl
+++ b/templates/vanilla-tahoe.pkr.hcl
@@ -12,7 +12,7 @@ packer {
 }
 
 source "tart-cli" "tart" {
-  from_ipsw    = "https://updates.cdn-apple.com/2025SummerSeed/fullrestores/082-72248/F32F08F8-FC66-4D24-847B-F03C6CF7C410/UniversalMac_26.0_25A5306g_Restore.ipsw"
+  from_ipsw    = "https://updates.cdn-apple.com/2025SummerSeed/fullrestores/093-03417/C35F3BA3-6DCD-473C-9266-A3BF390520BE/UniversalMac_26.0_25A5327h_Restore.ipsw"
   vm_name      = "tahoe-vanilla"
   cpu_count    = 4
   memory_gb    = 8
diff --git a/templates/xcode.pkr.hcl b/templates/xcode.pkr.hcl
index b59ee05..1be7a03 100644
--- a/templates/xcode.pkr.hcl
+++ b/templates/xcode.pkr.hcl
@@ -200,7 +200,7 @@ build {
       "brew install libimobiledevice ideviceinstaller ios-deploy carthage",
       "brew install xcbeautify swiftformat swiftlint swiftgen licenseplist",
       "brew install mint tuist/tuist/tuist",
-      "rbenv global 3.3.8", # fastlane conflicts with 3.4.0+ https://github.com/fastlane/fastlane/issues/29527
+      "rbenv global 3.3.9", # fastlane conflicts with 3.4.0+ https://github.com/fastlane/fastlane/issues/29527
       "gem update",
       "gem install fastlane",
       "gem install cocoapods",