diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index f9a49dddb7d..097c1b2b41b 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -20964,7 +20964,9 @@ with pkgs;
 
   proverif = callPackage ../applications/science/logic/proverif { };
 
-  sapic = callPackage ../applications/science/logic/sapic { };
+  sapic = callPackage ../applications/science/logic/sapic {
+    inherit (ocaml-ng.ocamlPackages_4_05) ocaml;
+  };
 
   satallax = callPackage ../applications/science/logic/satallax {
     ocaml = ocaml-ng.ocamlPackages_4_01_0.ocaml;