diff --git a/scripts/gen_genesis.ml b/scripts/gen_genesis.ml
index 0eb2e4534..288edb07f 100644
--- a/scripts/gen_genesis.ml
+++ b/scripts/gen_genesis.ml
@@ -5,7 +5,8 @@
 #require "lwt";;
 #require "lwt.unix";;
 #require "zarith";;
-#require "nocrypto";;
+#require "re";;
+#require "hacl";;
 #require "calendar";;
 #mod_use "../src/lib_stdlib/tzString.ml";;
 #mod_use "../src/lib_stdlib/option.ml";;
diff --git a/scripts/reset_chain.sh b/scripts/reset_chain.sh
index 238279abd..dd815e874 100755
--- a/scripts/reset_chain.sh
+++ b/scripts/reset_chain.sh
@@ -18,6 +18,6 @@ set -e
 
 cd scripts
 
-utop gen_genesis.ml
+ocaml gen_genesis.ml
 
 git commit -a -m "Reset the chain"