diff --git a/flake.lock b/flake.lock
index 2afbec9..c76edaa 100644
--- a/flake.lock
+++ b/flake.lock
@@ -36,11 +36,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1763421233,
-        "narHash": "sha256-Stk9ZYRkGrnnpyJ4eqt9eQtdFWRRIvMxpNRf4sIegnw=",
+        "lastModified": 1775423009,
+        "narHash": "sha256-vPKLpjhIVWdDrfiUM8atW6YkIggCEKdSAlJPzzhkQlw=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "89c2b2330e733d6cdb5eae7b899326930c2c0648",
+        "rev": "68d8aa3d661f0e6bd5862291b5bb263b2a6595c9",
         "type": "github"
       },
       "original": {
diff --git a/flake.nix b/flake.nix
index 6964aef..e6c2640 100644
--- a/flake.nix
+++ b/flake.nix
@@ -136,6 +136,7 @@
         amsfonts
         unicode-math
         mathtools
+        lualatex-math
 
         # Graphics
         graphics
@@ -177,6 +178,19 @@
           pkgs.kdePackages.okular
         ];
       };
+      devShells.pandoc = pkgs.stdenv.mkDerivation {
+        inherit name;
+        shellHook = ''
+          export PS1="${name} pandoc \w \$ "
+        '';
+        buildInputs = [
+          texEnv
+          pkgs.pandoc
+          pkgs._0xproto
+          pkgs.qpdf
+          pkgs.qpdfview
+        ];
+      };
     }
   );
 }