diff --git a/src/mono/Directory.Build.props b/src/mono/Directory.Build.props
index 64cbb38bceab80..0ab0f8ac2a557c 100644
--- a/src/mono/Directory.Build.props
+++ b/src/mono/Directory.Build.props
@@ -17,7 +17,7 @@
     <tvOSVersionMin>10.0</tvOSVersionMin>
     <watchOSVersionMin>2.0</watchOSVersionMin>
     <watchOS64_32VersionMin>5.1</watchOS64_32VersionMin>
-    <macOSVersionMin>10.13</macOSVersionMin>
+    <macOSVersionMin>10.14</macOSVersionMin>
     <!-- FIXME: when we're building ios or tvOS cross-compilers hosted on OSX/arm64 targeting ios/arm64 we should set the min macOS version to 11.0, also -->
     <macOSVersionMin Condition="('$(TargetOS)' == 'OSX' or '$(TargetOS)' == 'MacCatalyst') and '$(TargetArchitecture)' == 'arm64'">11.0</macOSVersionMin>
 
diff --git a/src/native/libs/build-native.sh b/src/native/libs/build-native.sh
index d40399da0e12d7..04e5ab7d62cd9b 100755
--- a/src/native/libs/build-native.sh
+++ b/src/native/libs/build-native.sh
@@ -70,14 +70,7 @@ else
     fi
 fi
 
-if [[ "$__TargetOS" == OSX ]]; then
-    # set default OSX deployment target
-    if [[ "$__BuildArch" == x64 ]]; then
-        __CMakeArgs="-DCMAKE_OSX_DEPLOYMENT_TARGET=10.13 $__CMakeArgs"
-    else
-        __CMakeArgs="-DCMAKE_OSX_DEPLOYMENT_TARGET=11.0 $__CMakeArgs"
-    fi
-elif [[ "$__TargetOS" == Android && -z "$ROOTFS_DIR" ]]; then
+if [[ "$__TargetOS" == Android && -z "$ROOTFS_DIR" ]]; then
     # Android SDK defaults to c++_static; we only need C support
     __CMakeArgs="-DANDROID_STL=none $__CMakeArgs"
 elif [[ "$__TargetOS" == iOSSimulator ]]; then