diff --git a/flake.lock b/flake.lock
index 705efa9..79cd44f 100644
--- a/flake.lock
+++ b/flake.lock
@@ -173,11 +173,11 @@
         "rust-overlay": "rust-overlay"
       },
       "locked": {
-        "lastModified": 1758722153,
-        "narHash": "sha256-q0t19uo2qGy9iA+pvhQ97jQ4jMWJfG3a3diLspPeBAQ=",
+        "lastModified": 1758833221,
+        "narHash": "sha256-c3fpREWUKGonlmV/aesmyRxbJZQypHgXStR7SwdcCo0=",
         "owner": "helix-editor",
         "repo": "helix",
-        "rev": "ed08fbd4102e320bf96f2af2854b9de77df7a104",
+        "rev": "109c812233e442addccf1739dec4406248bd3244",
         "type": "github"
       },
       "original": {
@@ -214,11 +214,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1758748290,
-        "narHash": "sha256-/U2axzLmPgJb/0J+vQ4XmS++72VZWxJnDblwqTyGmEk=",
+        "lastModified": 1758810399,
+        "narHash": "sha256-bpWoE1tiFX5T1tr5EudkpW9Kk02XR+6olkoSkf3nHZU=",
         "owner": "nix-community",
         "repo": "home-manager",
-        "rev": "2e260431fca7a782e0d0591985f2040944b43541",
+        "rev": "39d26c16866260eee6d0487fe9c102ba1c1bf7b2",
         "type": "github"
       },
       "original": {
@@ -415,11 +415,11 @@
     },
     "nixpkgs_4": {
       "locked": {
-        "lastModified": 1758427187,
-        "narHash": "sha256-pHpxZ/IyCwoTQPtFIAG2QaxuSm8jWzrzBGjwQZIttJc=",
+        "lastModified": 1758690382,
+        "narHash": "sha256-NY3kSorgqE5LMm1LqNwGne3ZLMF2/ILgLpFr1fS4X3o=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "554be6495561ff07b6c724047bdd7e0716aa7b46",
+        "rev": "e643668fd71b949c53f8626614b21ff71a07379d",
         "type": "github"
       },
       "original": {
@@ -488,11 +488,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1758731146,
-        "narHash": "sha256-PavIsqbvGzUMNVhIDnjjokgr8U3Z7GhPTtga/yMQlcU=",
+        "lastModified": 1758831668,
+        "narHash": "sha256-Twa/Hw2qe02MVKHZ/hcRcP0PauHl1iuXrYknUGqOj0U=",
         "owner": "0xc000022070",
         "repo": "zen-browser-flake",
-        "rev": "ce268148d6d6f9522d9cda5e6d8f05619e92d07f",
+        "rev": "cdbd421a5ceb7f268bb9c2a04f7b27d04b93c7eb",
         "type": "github"
       },
       "original": {
diff --git a/users/tao.nix b/users/tao.nix
index a548200..cea330d 100644
--- a/users/tao.nix
+++ b/users/tao.nix
@@ -11,6 +11,7 @@
     };
 
     users.users.tao.packages = with pkgs; [
+        printrun
         zotero
         openscad
         syncplay