diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 448f8c33f94..7a261399a2d 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -2096,7 +2096,7 @@ let
 
   monotone = import ../applications/version-management/monotone {
     inherit stdenv fetchurl boost zlib botan libidn pcre
-      sqlite lib;
+      sqlite lib perl;
     lua = lua5;
   };