diff --git a/Makefile b/Makefile
index 10e9310..21a711f 100644
--- a/Makefile
+++ b/Makefile
@@ -1,14 +1,18 @@
 FILE := main
 OUT  := build
 
+.PHONY: pdf
 pdf:
-	# Also see .latexmkrc
-	latexmk -outdir=$(OUT) -pdf $(FILE)
+	latexmk -interaction=nonstopmode -outdir=$(OUT) -pdf -halt-on-error $(FILE)
 
+.PHONY: watch
+watch:
+	latexmk -interaction=nonstopmode -outdir=$(OUT) -pdf -pvc -halt-on-error $(FILE)
+
+.PHONY: clean
 clean:
 	rm -rf $(filter-out $(OUT)/$(FILE).pdf, $(wildcard $(OUT)/*))
 
+.PHONY: purge
 purge:
 	rm -rf $(OUT)
-
-.PHONY: latexmk clean purge