diff --git a/build.sh b/build.sh
index 557e430..bea7205 100644
--- a/build.sh
+++ b/build.sh
@@ -49,9 +49,9 @@ do
     cp -r ../bind/* bind/
 
     # Copy system-local custom files (if they even exist)
-    cp -r $dir/tinc/ bind/
-    cp -r $dir/bird/ bind/
-    cp -r $dir/bind/ bind/
+    cp -r $dir/tinc/* tinc/
+    cp -r $dir/bird/* bird/
+    cp -r $dir/bind/* bind/
 
     # Tinc
     #  Remove existing configuration