diff --git a/pkgs/ocaml/ppx_unicode/default.nix b/pkgs/ocaml/ppx_unicode/default.nix
index 7ef5e12..28fa8a4 100644
--- a/pkgs/ocaml/ppx_unicode/default.nix
+++ b/pkgs/ocaml/ppx_unicode/default.nix
@@ -1,4 +1,5 @@
 {
+  lib,
   fetchgit,
   buildDunePackage,
 
diff --git a/pkgs/ocaml/xlog/default.nix b/pkgs/ocaml/xlog/default.nix
index 58a0723..e42c89c 100644
--- a/pkgs/ocaml/xlog/default.nix
+++ b/pkgs/ocaml/xlog/default.nix
@@ -1,4 +1,5 @@
 {
+  lib,
   fetchgit,
   buildDunePackage,