1 files changed, 2 insertions, 1 deletions
diff --git a/pkgs/development/ocaml-modules/pcap-format/default.nix b/pkgs/development/ocaml-modules/pcap-format/default.nix
index f8bb6f4f6b2d..ae093cc7817e 100644
--- a/pkgs/development/ocaml-modules/pcap-format/default.nix
+++ b/pkgs/development/ocaml-modules/pcap-format/default.nix
@@ -1,6 +1,6 @@
 { lib, buildDunePackage, fetchurl
 , ppx_cstruct, ppx_tools
-, cstruct, ounit, mmap
+, cstruct, ounit, mmap, stdlib-shims
 }:
 
 buildDunePackage rec {
@@ -24,6 +24,7 @@ buildDunePackage rec {
 
   propagatedBuildInputs = [
     cstruct
+    stdlib-shims
   ];
 
   doCheck = true;