diff --git a/src/mono/mono.proj b/src/mono/mono.proj
index 695064cc7663bf..ec683e65fc6dec 100644
--- a/src/mono/mono.proj
+++ b/src/mono/mono.proj
@@ -345,7 +345,6 @@
     <ItemGroup Condition="'$(TargetsFreeBSD)' == 'true' and '$(MonoCrossDir)' != '' and '$(TargetArchitecture)' == 'arm64'">
       <_MonoCMakeArgs Include="-DCMAKE_TOOLCHAIN_FILE=$(CrossToolchainFile)" />
       <_MonoBuildEnv Include="TARGET_BUILD_ARCH=arm64" />
-      <_MonoBuildEnv Include="PKG_CONFIG_PATH=$(MonoCrossDir)usr/local/libdata/pkgconfig" />
     </ItemGroup>
 
     <!-- Windows specific options -->