diff --git a/package-lock.json b/package-lock.json
index 1f12089..7fc9654 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -17,7 +17,7 @@
         "@testing-library/react": "^16.2.0",
         "@testing-library/user-event": "^14.6.0",
         "bootstrap": "^5.3.1",
-        "mnemonist": "^0.39.0",
+        "mnemonist": "^0.40.0",
         "nth-check": "^2.1.1",
         "react": "^19.0.0",
         "react-bootstrap": "^2.10.0",
@@ -10255,11 +10255,12 @@
       }
     },
     "node_modules/mnemonist": {
-      "version": "0.39.5",
-      "resolved": "https://registry.npmjs.org/mnemonist/-/mnemonist-0.39.5.tgz",
-      "integrity": "sha512-FPUtkhtJ0efmEFGpU14x7jGbTB+s18LrzRL2KgoWz9YvcY3cPomz8tih01GbHwnGk/OmkOKfqd/RAQoc8Lm7DQ==",
+      "version": "0.40.0",
+      "resolved": "https://registry.npmjs.org/mnemonist/-/mnemonist-0.40.0.tgz",
+      "integrity": "sha512-kdd8AFNig2AD5Rkih7EPCXhu/iMvwevQFX/uEiGhZyPZi7fHqOoF4V4kHLpCfysxXMgQ4B52kdPMCwARshKvEg==",
+      "license": "MIT",
       "dependencies": {
-        "obliterator": "^2.0.1"
+        "obliterator": "^2.0.4"
       }
     },
     "node_modules/ms": {
diff --git a/package.json b/package.json
index b7e5f75..4bd403c 100644
--- a/package.json
+++ b/package.json
@@ -12,7 +12,7 @@
     "@testing-library/react": "^16.2.0",
     "@testing-library/user-event": "^14.6.0",
     "bootstrap": "^5.3.1",
-    "mnemonist": "^0.39.0",
+    "mnemonist": "^0.40.0",
     "nth-check": "^2.1.1",
     "react": "^19.0.0",
     "react-bootstrap": "^2.10.0",