diff --git a/README.md b/README.md
index 834adfe..0ce58c6 100644
--- a/README.md
+++ b/README.md
@@ -1 +1,5 @@
 # nixos config
+
+## known bugs:
+- $TMP pointing to a non-existing directory with direnv: https://github.com/direnv/direnv/issues/1345
+  broke because of a nix update, probably because direnv is using nix shell weirdly
\ No newline at end of file
diff --git a/flake.lock b/flake.lock
index 6a494c9..adb930b 100644
--- a/flake.lock
+++ b/flake.lock
@@ -1,5 +1,26 @@
 {
   "nodes": {
+    "flake-parts": {
+      "inputs": {
+        "nixpkgs-lib": [
+          "nur",
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1733312601,
+        "narHash": "sha256-4pDvzqnegAfRkPwO3wmwBhVi/Sye1mzps0zHWYnP88c=",
+        "owner": "hercules-ci",
+        "repo": "flake-parts",
+        "rev": "205b12d8b7cd4802fbcb8e8ef6a0f1408781a4f9",
+        "type": "github"
+      },
+      "original": {
+        "owner": "hercules-ci",
+        "repo": "flake-parts",
+        "type": "github"
+      }
+    },
     "flake-utils": {
       "inputs": {
         "systems": "systems"
@@ -25,11 +46,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1732884235,
-        "narHash": "sha256-r8j6R3nrvwbT1aUp4EPQ1KC7gm0pu9VcV1aNaB+XG6Q=",
+        "lastModified": 1733484277,
+        "narHash": "sha256-i5ay20XsvpW91N4URET/nOc0VQWOAd4c4vbqYtcH8Rc=",
         "owner": "nix-community",
         "repo": "home-manager",
-        "rev": "819f682269f4e002884702b87e445c82840c68f2",
+        "rev": "d00c6f6d0ad16d598bf7e2956f52c1d9d5de3c3a",
         "type": "github"
       },
       "original": {
@@ -47,11 +68,11 @@
         "rust-overlay": "rust-overlay"
       },
       "locked": {
-        "lastModified": 1732929643,
-        "narHash": "sha256-5+jR08C37hrwSZucav0pqarKHyn0Xma+F+HVy2p++C0=",
+        "lastModified": 1733537181,
+        "narHash": "sha256-xGok4RSoVbno7UekyYRnCw9pj3CxQpCCBORWqrP8MZk=",
         "owner": "martinvonz",
         "repo": "jj",
-        "rev": "0ca6f00421f6f893e974e0f5349e126abd41a812",
+        "rev": "da3c75b3cb09d1ae98a3e07c54b6a0f06ff70ed4",
         "type": "github"
       },
       "original": {
@@ -83,11 +104,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1732758367,
-        "narHash": "sha256-RzaI1RO0UXqLjydtz3GAXSTzHkpb/lLD1JD8a0W4Wpo=",
+        "lastModified": 1733392399,
+        "narHash": "sha256-kEsTJTUQfQFIJOcLYFt/RvNxIK653ZkTBIs4DG+cBns=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "fa42b5a5f401aab8a32bd33c9a4de0738180dc59",
+        "rev": "d0797a04b81caeae77bcff10a9dde78bc17f5661",
         "type": "github"
       },
       "original": {
@@ -113,13 +134,34 @@
         "type": "github"
       }
     },
-    "nur": {
+    "nixpkgs_2": {
       "locked": {
-        "lastModified": 1732965400,
-        "narHash": "sha256-sd70kImYBHhPm2carweV0MjkswAcDaH4f0n6lFvde9A=",
+        "lastModified": 1733392399,
+        "narHash": "sha256-kEsTJTUQfQFIJOcLYFt/RvNxIK653ZkTBIs4DG+cBns=",
+        "owner": "nixos",
+        "repo": "nixpkgs",
+        "rev": "d0797a04b81caeae77bcff10a9dde78bc17f5661",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nixos",
+        "ref": "nixos-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "nur": {
+      "inputs": {
+        "flake-parts": "flake-parts",
+        "nixpkgs": "nixpkgs_2",
+        "treefmt-nix": "treefmt-nix"
+      },
+      "locked": {
+        "lastModified": 1733604405,
+        "narHash": "sha256-OaKk3KzO9E1P+kkO18axtXnBbgRUrAMHVKIjDMYcgl0=",
         "owner": "nix-community",
         "repo": "NUR",
-        "rev": "5564914011ac9ef3309b94aabc40ae0502e64206",
+        "rev": "e85a3e10d7626d651beb9c35f8f9fb573b20b924",
         "type": "github"
       },
       "original": {
@@ -173,6 +215,27 @@
         "repo": "default",
         "type": "github"
       }
+    },
+    "treefmt-nix": {
+      "inputs": {
+        "nixpkgs": [
+          "nur",
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1733222881,
+        "narHash": "sha256-JIPcz1PrpXUCbaccEnrcUS8jjEb/1vJbZz5KkobyFdM=",
+        "owner": "numtide",
+        "repo": "treefmt-nix",
+        "rev": "49717b5af6f80172275d47a418c9719a31a78b53",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "treefmt-nix",
+        "type": "github"
+      }
     }
   },
   "root": "root",