diff --git a/art/lotte/source.json b/art/lotte/source.json
index eaa8d56..03bcdd4 100644
--- a/art/lotte/source.json
+++ b/art/lotte/source.json
@@ -1,9 +1,9 @@
 {
   "url": "https://git.chir.rs/darkkirb/lotte-art",
-  "rev": "3e40a969696b50a21a8cbf2fb8b3918b24508796",
-  "date": "2023-03-21T07:56:31+01:00",
-  "path": "/nix/store/l6r89w3744m7h97y7gn1ll7sdxk31r66-lotte-art",
-  "sha256": "0sqrh6ch7xbxayc9hsg0mlwxrngavhq2lmapgbmaycf9raz1cwxi",
+  "rev": "f061473458c87af7a093aa22225d2a5b5b8863dd",
+  "date": "2023-04-05T13:42:32+01:00",
+  "path": "/nix/store/bqkj7xd3201mjvzg0x4n5izgza13051j-lotte-art",
+  "sha256": "101q77c934mvcyzgra4n98vlp35hl4yhh51svijbvhvrkk7dx4q0",
   "fetchLFS": true,
   "fetchSubmodules": false,
   "deepClone": false,
diff --git a/flake.lock b/flake.lock
index ac6f7c3..dbf1533 100644
--- a/flake.lock
+++ b/flake.lock
@@ -13,11 +13,11 @@
         "nixpkgs-stable": "nixpkgs-stable"
       },
       "locked": {
-        "lastModified": 1679445945,
-        "narHash": "sha256-UadTIRRA/okmLmdM+OzhCwSoovr72Pq0+3Tt7CAyYcg=",
+        "lastModified": 1680646146,
+        "narHash": "sha256-NH+EhLFYDwLQ01BqfTwGvZAjfmZynnP1xxPjqH0XJss=",
         "owner": "zhaofengli",
         "repo": "attic",
-        "rev": "4d92e69fc1b279676f997e6b99d2cacc4d0a3e87",
+        "rev": "efa15b9788add910f6e8409dddfb7bb69c2ad201",
         "type": "github"
       },
       "original": {
@@ -128,11 +128,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1680417186,
-        "narHash": "sha256-QqC/Lnx7+bx6sn9fb30smx+fMzoeYfINVidHl3CdBPg=",
+        "lastModified": 1680762571,
+        "narHash": "sha256-1F0JO8Ek3tP3EdMbLAGs7vYF5JYTaWitCaBu3hbj26Y=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "78d19be60e0f05b7b6660b0cd809eb1259c7dfb9",
+        "rev": "65277def0f5ba06f8fbcb1c69e64af543d2e4545",
         "type": "github"
       },
       "original": {