diff --git a/pkgs/applications/science/logic/easycrypt/default.nix b/pkgs/applications/science/logic/easycrypt/default.nix
index b23e7c110863..ae77af313611 100644
--- a/pkgs/applications/science/logic/easycrypt/default.nix
+++ b/pkgs/applications/science/logic/easycrypt/default.nix
@@ -9,15 +9,15 @@
   python3,
 }:
 
-stdenv.mkDerivation rec {
+stdenv.mkDerivation (finalAttrs: {
   pname = "easycrypt";
-  version = "2025.11";
+  version = "2026.02";
 
   src = fetchFromGitHub {
     owner = "easycrypt";
     repo = "easycrypt";
-    tag = "r${version}";
-    hash = "sha256-BLyC8AB075Nyhb5heIKVkxnWWt4Zn8Doo10ShsACJ4g=";
+    tag = "r${finalAttrs.version}";
+    hash = "sha256-ii/msqNUPZ7jQXG2fEkEpsGXc4sw6DcyaTIw21lrl7M=";
   };
 
   nativeBuildInputs =
@@ -35,6 +35,7 @@ stdenv.mkDerivation rec {
     batteries
     dune-build-info
     dune-site
+    markdown
     pcre2
     why3
     yojson
@@ -46,7 +47,7 @@ stdenv.mkDerivation rec {
   strictDeps = true;
 
   postPatch = ''
-    substituteInPlace dune-project --replace-fail '(name easycrypt)' '(name easycrypt)(version ${version})'
+    substituteInPlace dune-project --replace-fail '(name easycrypt)' '(name easycrypt)(version ${finalAttrs.version})'
   '';
 
   pythonPath = with python3.pkgs; [ pyyaml ];
@@ -67,4 +68,4 @@ stdenv.mkDerivation rec {
     description = "Computer-Aided Cryptographic Proofs";
     mainProgram = "easycrypt";
   };
-}
+})