diff --git a/latex/flake.nix b/latex/flake.nix
index cf7eb18..2eb9126 100644
--- a/latex/flake.nix
+++ b/latex/flake.nix
@@ -1,7 +1,7 @@
 # inspired by https://flyx.org/nix-flakes-latex/
 { description = "A latex template";
   inputs = {
-    nixpkgs.url = github:nixos/nixpkgs/nixos-23.05;
+    nixpkgs.url = github:nixos/nixpkgs/nixos-unstable;
     flake-utils.url = github:numtide/flake-utils;
   };
   outputs = { self, nixpkgs, flake-utils}:
diff --git a/trivial/flake.nix b/trivial/flake.nix
index a59be97..f4aca62 100644
--- a/trivial/flake.nix
+++ b/trivial/flake.nix
@@ -1,6 +1,6 @@
 { description = "Extremely basic flake";
   inputs = {
-    nixpkgs.url = github:nixos/nixpkgs/nixos-23.05;
+    nixpkgs.url = github:nixos/nixpkgs/nixos-unstable;
     flake-utils.url = github:numtide/flake-utils;
   };
   outputs = { self, nixpkgs, flake-utils}: