diff --git a/build_tc.sh b/build_tc.sh
index 3f52339..1e60906 100644
--- a/build_tc.sh
+++ b/build_tc.sh
@@ -17,7 +17,7 @@ else
 fi
 
 if [ ! -d "$BUILD" ]; then
-  mkdir $BUILD
+  mkdir $BUILD $BUILD/include $BUILD/lib
 fi
 
 function compile {