diff --git a/pkgs/development/ocaml-modules/mirage-crypto/default.nix b/pkgs/development/ocaml-modules/mirage-crypto/default.nix
index d778a7eb487..74bf3ce73a2 100644
--- a/pkgs/development/ocaml-modules/mirage-crypto/default.nix
+++ b/pkgs/development/ocaml-modules/mirage-crypto/default.nix
@@ -1,14 +1,14 @@
-{ lib, fetchurl, buildDunePackage, ounit, cstruct, dune-configurator, pkg-config }:
+{ lib, fetchurl, buildDunePackage, ounit, cstruct, dune-configurator, eqaf, pkg-config }:
 
 buildDunePackage rec {
   minimumOCamlVersion = "4.08";
 
   pname = "mirage-crypto";
-  version = "0.8.0";
+  version = "0.8.1";
 
   src = fetchurl {
     url = "https://github.com/mirage/mirage-crypto/releases/download/v${version}/mirage-crypto-v${version}.tbz";
-    sha256 = "1wb2923v17z179v866ragil0r601w5b3kvpnbkmkwlijp4i5grih";
+    sha256 = "13qjisijayviw1s77s74f7klkrjj470vhj4b21cpif7jj2i4ljgk";
   };
 
   useDune2 = true;
@@ -17,7 +17,7 @@ buildDunePackage rec {
   checkInputs = [ ounit ];
 
   nativeBuildInputs = [ dune-configurator pkg-config ];
-  propagatedBuildInputs = [ cstruct ];
+  propagatedBuildInputs = [ cstruct eqaf ];
 
   meta = with lib; {
     homepage = "https://github.com/mirage/mirage-crypto";
diff --git a/pkgs/development/ocaml-modules/tls/default.nix b/pkgs/development/ocaml-modules/tls/default.nix
index 222496fc6d1..5a208801d4c 100644
--- a/pkgs/development/ocaml-modules/tls/default.nix
+++ b/pkgs/development/ocaml-modules/tls/default.nix
@@ -6,12 +6,12 @@
 buildDunePackage rec {
   minimumOCamlVersion = "4.08";
 
-  version = "0.12.2";
+  version = "0.12.3";
   pname = "tls";
 
   src = fetchurl {
     url = "https://github.com/mirleft/ocaml-tls/releases/download/v${version}/tls-v${version}.tbz";
-    sha256 = "1wpgs0cd79wl4lnn1i44xjn8prha793nrbyv68zjiqpq3gmpyy3k";
+    sha256 = "1kfkxsy0nkqi0gbsqn1ssh4x0xhy0p07ijclm42806rxlqr3x405";
   };
 
   useDune2 = true;