diff --git a/install.sh b/install.sh
index 47a094f..bb0bddb 100755
--- a/install.sh
+++ b/install.sh
@@ -3,3 +3,6 @@
 install -m 0775 ./wg-port-add /usr/bin/wg-port-add
 install -m 0775 ./sc /usr/bin/sc
 install -m 0775 ./ll /usr/bin/ll
+install -m 0775 ./ddu /usr/bin/ddu
+install -m 0775 ./ddud /usr/bin/ddud
+install -m 0775 ./ddd /usr/bin/ddd