diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 79ea38c7e1e6..0588f37d01ed 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -1854,7 +1854,7 @@ rec {
   facile = import ../development/libraries/facile {
 	  inherit fetchurl;
       # Actually, we don't need this version but we need native-code compilation
-	  ocaml = ocaml_alts.v_3_10_0;
+	  ocaml = builtins.getAttr "3.10.0" ocaml_alts;
 	  stdenv = stdenvUsingSetupNew2;
   };