diff --git a/Makefile b/Makefile
index 4e121cc..1ba6b6e 100644
--- a/Makefile
+++ b/Makefile
@@ -4,3 +4,5 @@ export LC_ALL="de_DE.UTF-8"
 
 doc:
 	$(MAKE) -C doc singlehtml
+	$(MAKE) -C doc latexpdf
+