--- src/3rdparty/chromium/build/mac/find_sdk.py.orig
+++ src/3rdparty/chromium/build/mac/find_sdk.py
@@ -69,7 +69,7 @@
     raise SdkError('Install Xcode, launch it, accept the license ' +
       'agreement, and run `sudo xcode-select -s /path/to/Xcode.app` ' +
       'to continue.')
-  sdks = [re.findall('^MacOSX(10\.\d+)\.sdk$', s) for s in os.listdir(sdk_dir)]
+  sdks = [re.findall('^MacOSX(\d+\.\d+)\.sdk$', s) for s in os.listdir(sdk_dir)]
   sdks = [s[0] for s in sdks if s]  # [['10.5'], ['10.6']] => ['10.5', '10.6']
   sdks = [s for s in sdks  # ['10.5', '10.6'] => ['10.6']
           if parse_version(s) >= parse_version(min_sdk_version)]
--- src/core/config/mac_osx.pri.orig
+++ src/core/config/mac_osx.pri
@@ -9,6 +9,10 @@ isEmpty(QMAKE_MAC_SDK_VERSION) {
      isEmpty(QMAKE_MAC_SDK_VERSION): error("Could not resolve SDK version for \'$${QMAKE_MAC_SDK}\'")
 }
 
+# chromium/build/mac/find_sdk.py expects the SDK version (mac_sdk_min) in Major.Minor format.
+# If Patch version is provided it fails with "Exception: No Major.Minor.Patch+ SDK found"
+QMAKE_MAC_SDK_VERSION_MAJOR_MINOR = $$section(QMAKE_MAC_SDK_VERSION, ".", 0, 1)
+
 QMAKE_CLANG_DIR = "/usr"
 QMAKE_CLANG_PATH = $$eval(QMAKE_MAC_SDK.macx-clang.$${QMAKE_MAC_SDK}.QMAKE_CXX)
 !isEmpty(QMAKE_CLANG_PATH) {
@@ -27,7 +31,7 @@ gn_args += \
     clang_base_path=\"$${QMAKE_CLANG_DIR}\" \
     clang_use_chrome_plugins=false \
     mac_deployment_target=\"$${QMAKE_MACOSX_DEPLOYMENT_TARGET}\" \
-    mac_sdk_min=\"$${QMAKE_MAC_SDK_VERSION}\" \
+    mac_sdk_min=\"$${QMAKE_MAC_SDK_VERSION_MAJOR_MINOR}\" \
     use_external_popup_menu=false
 
 qtConfig(webengine-spellchecker) {