diff --git a/cmake/QtAutoDetect.cmake b/cmake/QtAutoDetect.cmake
index 848f24ab8b3..60aa532d23c 100644
--- a/cmake/QtAutoDetect.cmake
+++ b/cmake/QtAutoDetect.cmake
@@ -352,13 +352,13 @@ function(qt_auto_detect_darwin)
         if(NOT CMAKE_OSX_DEPLOYMENT_TARGET)
             if(NOT CMAKE_SYSTEM_NAME)
                 # macOS
-                set(version "10.14")
+                set(version "10.15")
             elseif(CMAKE_SYSTEM_NAME STREQUAL iOS)
-                set(version "13.0")
+                set(version "14.0")
             elseif(CMAKE_SYSTEM_NAME STREQUAL watchOS)
-                set(version "6.0")
+                set(version "7.0")
             elseif(CMAKE_SYSTEM_NAME STREQUAL tvOS)
-                set(version "13.0")
+                set(version "14.0")
             endif()
             if(version)
                 set(CMAKE_OSX_DEPLOYMENT_TARGET "${version}" CACHE STRING "${description}")
diff --git a/mkspecs/common/macx.conf b/mkspecs/common/macx.conf
index 2c1c90fd2b7..b904d75cbd2 100644
--- a/mkspecs/common/macx.conf
+++ b/mkspecs/common/macx.conf
@@ -5,7 +5,7 @@
 QMAKE_PLATFORM         += macos osx macx
 QMAKE_MAC_SDK           = macosx
 
-QMAKE_MACOSX_DEPLOYMENT_TARGET = 10.14
+QMAKE_MACOSX_DEPLOYMENT_TARGET = 10.15
 
 QT_MAC_SDK_VERSION_MIN = 11
 
diff --git a/mkspecs/macx-ios-clang/qmake.conf b/mkspecs/macx-ios-clang/qmake.conf
index d0fa6a20b8d..683e2b255d0 100644
--- a/mkspecs/macx-ios-clang/qmake.conf
+++ b/mkspecs/macx-ios-clang/qmake.conf
@@ -2,7 +2,7 @@
 # qmake configuration for macx-ios-clang
 #
 
-QMAKE_IOS_DEPLOYMENT_TARGET = 13.0
+QMAKE_IOS_DEPLOYMENT_TARGET = 14.0
 
 # Universal target (iPhone and iPad)
 QMAKE_APPLE_TARGETED_DEVICE_FAMILY = 1,2