diff --git a/flake.lock b/flake.lock
index ef303de..28a72fb 100644
--- a/flake.lock
+++ b/flake.lock
@@ -152,15 +152,16 @@
         "nixpkgs": "nixpkgs_3"
       },
       "locked": {
-        "lastModified": 1785419130,
-        "narHash": "sha256-WnBfU8qbxxjl4zZRZucSSAcdTF3xPNig/ucV5ACyqmE=",
-        "ref": "refs/heads/main",
-        "rev": "6d9bd3ffdc95d28d90d748a72014c8bbb3017e94",
-        "revCount": 451,
+        "lastModified": 1785508064,
+        "narHash": "sha256-ll6NVAzXkNtNb/z5eGfZsL7Bc1EQ5mXF36uWqeBgS7k=",
+        "ref": "refs/tags/v2.4.3",
+        "rev": "1042ce04b5b51ef3f86635e39ac30168e12b3011",
+        "revCount": 455,
         "type": "git",
         "url": "https://tangled.org/tobinio.dev/task-line"
       },
       "original": {
+        "ref": "refs/tags/v2.4.3",
         "type": "git",
         "url": "https://tangled.org/tobinio.dev/task-line"
       }
diff --git a/flake.nix b/flake.nix
index 5c44f43..979f508 100644
--- a/flake.nix
+++ b/flake.nix
@@ -11,7 +11,7 @@
     };
 
     lightcontrol.url = "git+https://tangled.org/tobinio.dev/light-control";
-    taskline.url = "git+https://tangled.org/tobinio.dev/task-line";
+    taskline.url = "git+https://tangled.org/tobinio.dev/task-line?ref=refs/tags/v2.4.3";
 
     zen-browser = {
       url = "github:youwen5/zen-browser-flake";