diff --git a/Makefile b/Makefile
index fcee073..496b43e 100644
--- a/Makefile
+++ b/Makefile
@@ -1,9 +1,11 @@
-build: dist/setup-config
+build: deps dist/setup-config
 	git pull
-	if [ $$(whoami) = root ] then apt-get install ghc cabal-install libghc-missingh-dev libansi-terminal-dev libghc-ifelse-dev libghc-unix-compat-dev libghc-hslogger-dev; fi
 	cabal build
 	$(MAKE) tags
 
+deps:
+	if [ $$(whoami) = root ] then apt-get install ghc cabal-install libghc-missingh-dev libansi-terminal-dev libghc-ifelse-dev libghc-unix-compat-dev libghc-hslogger-dev; fi
+
 dist/setup-config: propellor.cabal
 	cabal configure