diff --git a/flake.lock b/flake.lock
index 57c45c8..a0cf8ab 100644
--- a/flake.lock
+++ b/flake.lock
@@ -183,16 +183,16 @@
         "rust-overlay": "rust-overlay"
       },
       "locked": {
-        "lastModified": 1744040552,
-        "narHash": "sha256-EAD40ZZr6VK4w9OuYzx2YcVgOODopF7IWN7GVjTlblE=",
+        "lastModified": 1749045673,
+        "narHash": "sha256-l+E3os5At/PV4zKvUDSv4Aez9Bg0M+BZDvwVOHX+h9s=",
         "owner": "jj-vcs",
         "repo": "jj",
-        "rev": "b9ebe2f03c976515d2a155a411a368ae773c5493",
+        "rev": "34b0961c940e1ad3be5cd9c5f5e608b0aa0ba859",
         "type": "github"
       },
       "original": {
         "owner": "jj-vcs",
-        "ref": "v0.28.2",
+        "ref": "v0.30.0",
         "repo": "jj",
         "type": "github"
       }
diff --git a/flake.nix b/flake.nix
index 886a55e..31b06e9 100644
--- a/flake.nix
+++ b/flake.nix
@@ -59,7 +59,7 @@
       type = "github";
       owner = "jj-vcs";
       repo = "jj";
-      ref = "v0.28.2";
+      ref = "v0.30.0";
       inputs.nixpkgs.follows = "nixpkgs";
     };
   };