diff --git a/tools/install-headers.sh b/tools/install-headers.sh
index eed3b849..665ef7e2 100755
--- a/tools/install-headers.sh
+++ b/tools/install-headers.sh
@@ -5,10 +5,10 @@ source $(dirname $0)/env.sh
 
 cd $LUNA_ROOT
 
-mkdir -p base
-mkdir -p base/usr/include
-mkdir -p base/usr/include/moon
-mkdir -p base/usr/include/luna
+mkdir -p $LUNA_BASE
+mkdir -p $LUNA_BASE/usr/include
+mkdir -p $LUNA_BASE/usr/include/moon
+mkdir -p $LUNA_BASE/usr/include/luna
 
-cp -RT kernel/**/*.h base/usr/include/moon
-cp -RT luna/*.h base/usr/include/luna
\ No newline at end of file
+cp -RT kernel/**/*.h $LUNA_BASE/usr/include/moon
+cp -RT luna/*.h $LUNA_BASE/usr/include/luna
\ No newline at end of file