diff --git a/pkgs/top-level/unixtools.nix b/pkgs/top-level/unixtools.nix
index 21c2ede1794e..f0ed6b55dd36 100644
--- a/pkgs/top-level/unixtools.nix
+++ b/pkgs/top-level/unixtools.nix
@@ -44,6 +44,7 @@ let
         };
         passthru = {
           inherit provider;
+          inherit (provider) version;
         }
         // lib.optionalAttrs (builtins.hasAttr "binlore" providers) {
           binlore.out = (binlore.synthesize (getBin bins.${cmd}) providers.binlore);