diff --git a/.cmake.conf b/.cmake.conf
index c378a242ea6..e859964a01a 100644
--- a/.cmake.conf
+++ b/.cmake.conf
@@ -38,13 +38,13 @@ set(QT_MAX_NEW_POLICY_CMAKE_VERSION "3.21")
 
 # These should be updated together with the documentation in
 # qtdoc/doc/src/platforms/supported-platforms.qdocinc
-set(QT_SUPPORTED_MIN_MACOS_SDK_VERSION "13")
-set(QT_SUPPORTED_MAX_MACOS_SDK_VERSION "16")
-set(QT_SUPPORTED_MIN_MACOS_XCODE_VERSION "14")
+set(QT_SUPPORTED_MIN_MACOS_SDK_VERSION "14")
+set(QT_SUPPORTED_MAX_MACOS_SDK_VERSION "15")
+set(QT_SUPPORTED_MIN_MACOS_XCODE_VERSION "15")
 
-set(QT_SUPPORTED_MIN_IOS_SDK_VERSION "16")
+set(QT_SUPPORTED_MIN_IOS_SDK_VERSION "17")
 set(QT_SUPPORTED_MAX_IOS_SDK_VERSION "18")
-set(QT_SUPPORTED_MIN_IOS_XCODE_VERSION "14")
+set(QT_SUPPORTED_MIN_IOS_XCODE_VERSION "15")
 
 set(QT_SUPPORTED_MIN_VISIONOS_SDK_VERSION "1")
 set(QT_SUPPORTED_MAX_VISIONOS_SDK_VERSION "2")
diff --git a/cmake/QtAutoDetectHelpers.cmake b/cmake/QtAutoDetectHelpers.cmake
index 56218883084..94817a31317 100644
--- a/cmake/QtAutoDetectHelpers.cmake
+++ b/cmake/QtAutoDetectHelpers.cmake
@@ -257,7 +257,7 @@ function(qt_auto_detect_apple)
             # macOS
             set(version "12.0")
         elseif(CMAKE_SYSTEM_NAME STREQUAL iOS)
-            set(version "16.0")
+            set(version "17.0")
         endif()
         if(version)
             set(CMAKE_OSX_DEPLOYMENT_TARGET "${version}" CACHE STRING "${description}")