diff --git a/packages/graphics/Mesa/build b/packages/graphics/Mesa/build
index 3d9eb9852d..330bc054e8 100755
--- a/packages/graphics/Mesa/build
+++ b/packages/graphics/Mesa/build
@@ -25,7 +25,7 @@
 get_graphicdrivers
 
 if [ "$LLVM_SUPPORT" = "yes" ]; then
-  export LLVM_CONFIG="$SYSROOT_PREFIX/usr/bin/llvm-config"
+  export LLVM_CONFIG="$ROOT/$TOOLCHAIN/bin/llvm-config"
   MESA_GALLIUM_LLVM="--enable-gallium-llvm --with-llvm-shared-libs"
 else
   MESA_GALLIUM_LLVM="--disable-gallium-llvm"
@@ -93,4 +93,4 @@ CXXFLAGS_FOR_BUILD="-I`pwd`/include" \
             --disable-silent-rules
 
 make
-$MAKEINSTALL
\ No newline at end of file
+$MAKEINSTALL