From 4811e606ad3cc7091f949482d194a313b237eada Mon Sep 17 00:00:00 2001
From: Tony Garnock-Jones <tonygarnockjones@gmail.com>
Date: Thu, 22 Jun 2017 15:11:54 -0400
Subject: [PATCH] Newer ocamls need camlp4 explicitly installed to build hop

---
 server/Makefile | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/server/Makefile b/server/Makefile
index 1b62083..9d736b2 100644
--- a/server/Makefile
+++ b/server/Makefile
@@ -40,7 +40,7 @@ $(APP).p.native: $(wildcard *.ml) lwt_installed
 	$(OCAMLBUILD) $@
 
 lwt_installed:
-	opam install lwt
+	opam install camlp4 lwt
 
 run: all
 	./$(APP).native