diff --git a/package-lock.json b/package-lock.json
index 054a87f..e73765e 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -19,7 +19,7 @@
         "nifti-reader-js": "^0.6.8",
         "react": "^19.2.6",
         "react-dom": "^19.2.6",
-        "tailwind-merge": "^2.5.4",
+        "tailwind-merge": "^3.6.0",
         "zod": "^4.4.3"
       },
       "devDependencies": {
@@ -7831,9 +7831,10 @@
       }
     },
     "node_modules/tailwind-merge": {
-      "version": "2.5.4",
-      "resolved": "https://registry.npmjs.org/tailwind-merge/-/tailwind-merge-2.5.4.tgz",
-      "integrity": "sha512-0q8cfZHMu9nuYP/b5Shb7Y7Sh1B7Nnl5GqNr1U+n2p6+mybvRtayrQ+0042Z5byvTA8ihjlP8Odo8/VnHbZu4Q==",
+      "version": "3.6.0",
+      "resolved": "https://registry.npmjs.org/tailwind-merge/-/tailwind-merge-3.6.0.tgz",
+      "integrity": "sha512-uxL7qAVQriqRQPAyK3pj66VqskWqoZ37PW94jwOTwNfq/z9oyu1V+eqrZqtR2+fCiXdYOZe/Modt8GtvqNzu+w==",
+      "license": "MIT",
       "funding": {
         "type": "github",
         "url": "https://github.com/sponsors/dcastil"
diff --git a/package.json b/package.json
index a013ef2..46710e3 100644
--- a/package.json
+++ b/package.json
@@ -20,7 +20,7 @@
     "nifti-reader-js": "^0.6.8",
     "react": "^19.2.6",
     "react-dom": "^19.2.6",
-    "tailwind-merge": "^2.5.4",
+    "tailwind-merge": "^3.6.0",
     "zod": "^4.4.3"
   },
   "devDependencies": {