diff --git a/flake.lock b/flake.lock
index c3664e9d3..d046f9653 100644
--- a/flake.lock
+++ b/flake.lock
@@ -2,16 +2,16 @@
   "nodes": {
     "nixpkgs": {
       "locked": {
-        "lastModified": 1764521362,
-        "narHash": "sha256-M101xMtWdF1eSD0xhiR8nG8CXRlHmv6V+VoY65Smwf4=",
+        "lastModified": 1780145889,
+        "narHash": "sha256-md0zn0RnwNvPyASas1yG5YUuwQ4ALA6ucL50l0DvqCo=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "871b9fd269ff6246794583ce4ee1031e1da71895",
+        "rev": "8c50a710ddca43d7a530fb805ad55bde8d0141c5",
         "type": "github"
       },
       "original": {
         "owner": "NixOS",
-        "ref": "25.11",
+        "ref": "26.05",
         "repo": "nixpkgs",
         "type": "github"
       }
diff --git a/flake.nix b/flake.nix
index 4a539f14b..2701563e0 100644
--- a/flake.nix
+++ b/flake.nix
@@ -6,7 +6,7 @@
   description = "A flake for building microkit";
 
   inputs = {
-    nixpkgs.url = "github:NixOS/nixpkgs/25.11";
+    nixpkgs.url = "github:NixOS/nixpkgs/26.05";
     utils.url = "github:numtide/flake-utils";
     rust-overlay.url = "github:oxalica/rust-overlay";
     treefmt-nix = {