diff --git a/install-i3lock-color.sh b/install-i3lock-color.sh
index 7dcb6682..9ca7c8e6 100755
--- a/install-i3lock-color.sh
+++ b/install-i3lock-color.sh
@@ -1,11 +1,14 @@
 #!/bin/bash
 
 LICENSE='/usr/share/licenses/i3lock-color/LICENSE'
+SUDO='sudo'
+
+[ "$UID" -eq 0 ] && unset SUDO
 
 ./build.sh
 cd build
-sudo make install
-sudo install -Dm644 ../LICENSE "$LICENSE"
+$SUDO make install
+$SUDO install -Dm644 ../LICENSE "$LICENSE"
 
 echo "i3lock-color installed. The binary and manpage listing are \`i3lock'.
 The license can be found at $LICENSE