diff --git a/src/executors/macos.yml b/src/executors/macos.yml
index 9b04cd1..a73dd5f 100644
--- a/src/executors/macos.yml
+++ b/src/executors/macos.yml
@@ -2,7 +2,7 @@ parameters:
   xcode_version:
     description: The version of Xcode to use. See here for the list of supported versions https://circleci.com/docs/2.0/testing-ios/#supported-xcode-versions
     type: string
-    default: "12.4.0"
+    default: "12.5.1"
   resource_class:
     description: Changes the resource class of the executor. Requires a support request to enable the resource_class parameter. See https://circleci.com/docs/2.0/configuration-reference/#resource_class
     type: string
diff --git a/src/jobs/android_test.yml b/src/jobs/android_test.yml
index 529caea..85572ac 100644
--- a/src/jobs/android_test.yml
+++ b/src/jobs/android_test.yml
@@ -77,7 +77,7 @@ parameters:
   xcode_version:
     description: The version of Xcode to use. See here for the list of supported versions https://circleci.com/docs/2.0/testing-ios/#supported-xcode-versions
     type: string
-    default: "12.4.0"
+    default: "12.5.1"
   resource_class:
     description: Changes the resource class of the executor. Requires a support request to enable the resource_class parameter. See https://circleci.com/docs/2.0/configuration-reference/#resource_class
     type: string
diff --git a/src/jobs/ios_build.yml b/src/jobs/ios_build.yml
index 00c4a94..d74927f 100644
--- a/src/jobs/ios_build.yml
+++ b/src/jobs/ios_build.yml
@@ -82,7 +82,7 @@ parameters:
   xcode_version:
     description: The version of Xcode to use. See here for the list of supported versions https://circleci.com/docs/2.0/testing-ios/#supported-xcode-versions
     type: string
-    default: "12.4.0"
+    default: "12.5.1"
   resource_class:
     description: Changes the resource class of the executor. Requires a support request to enable the resource_class parameter. See https://circleci.com/docs/2.0/configuration-reference/#resource_class
     type: string
diff --git a/src/jobs/ios_build_and_test.yml b/src/jobs/ios_build_and_test.yml
index 6b0a640..81ffe3e 100644
--- a/src/jobs/ios_build_and_test.yml
+++ b/src/jobs/ios_build_and_test.yml
@@ -96,7 +96,7 @@ parameters:
   xcode_version:
     description: The version of Xcode to use. See here for the list of supported versions https://circleci.com/docs/2.0/testing-ios/#supported-xcode-versions
     type: string
-    default: "12.4.0"
+    default: "12.5.1"
   resource_class:
     description: Changes the resource class of the executor. Requires a support request to enable the resource_class parameter. See https://circleci.com/docs/2.0/configuration-reference/#resource_class
     type: string