--- build.d/lib/xcode.sh~	2020-09-22 22:21:36.000000000 +0200
+++ build.d/lib/xcode.sh	2020-09-22 22:20:18.000000000 +0200
@@ -90,7 +90,11 @@
 
         for sdk_name in `DEVELOPER_DIR="${xcode_path}" xcodebuild -showsdks 2>&4 | /usr/bin/sed -E -n -e 's/.*-sdk (macosx.*)/\1/p'`
         do
-            sdk_version="`DEVELOPER_DIR="${xcode_path}" xcodebuild -version -sdk ${sdk_name} SDKVersion 2>&4`"
+            if [ "$xcode_version" == "12.0" ] ; then
+                sdk_version="`DEVELOPER_DIR="${xcode_path}" xcodebuild -version -sdk ${sdk_name} SDKVersion 2>&4 | cut -d'.' -f1-2`"
+            else
+                sdk_version="`DEVELOPER_DIR="${xcode_path}" xcodebuild -version -sdk ${sdk_name} SDKVersion 2>&4`"
+            fi
             if ! version_is_version "${sdk_version}"
             then
                 continue