diff --git a/themes.json b/themes.json
index 4bfe0ca..2d7f5dd 100644
--- a/themes.json
+++ b/themes.json
@@ -2298,5 +2298,17 @@
     "pushed_at": "2026-03-20T21:58:37Z",
     "stargazers_count": 35,
     "avatar": "https://avatars.githubusercontent.com/u/6378995?v=4"
+  },
+  {
+    "title": "Seal mint",
+    "link": "https://github.com/Kess-UwU/Seal-Mint",
+    "description": "Minimal mint&blue theme for Firefox",
+    "image": "https://raw.githubusercontent.com/Kess-UwU/Seal-Mint/refs/heads/main/preview(1).png",
+    "tags": [ "Kess-UwU",
+      "Mint&Blue",
+      "blue",
+      "mint",
+      "minimal"],
+    "repository": "https://github.com/Kess-UwU/Seal-Mint"
   }
-]
\ No newline at end of file
+]