diff --git a/rustjswasm/js/package.json.jinja b/rustjswasm/js/package.json.jinja
index d7f0afc..77f1740 100644
--- a/rustjswasm/js/package.json.jinja
+++ b/rustjswasm/js/package.json.jinja
@@ -55,12 +55,12 @@
     "@playwright/test": "^1.56.1",
     "@prospective.co/procss": "^0.1.17",
     "cpy": "^12.1.0",
-    "esbuild": "^0.25.11",
-    "esbuild-plugin-less": "^1.3.28",
+    "esbuild": "^0.27.0",
+    "esbuild-plugin-less": "^1.3.35",
     "http-server": "^14.1.1",
     "nodemon": "^3.1.10",
     "npm-run-all": "^4.1.5",
-    "prettier": "^3.6.2",
+    "prettier": "^3.7.4",
     "typescript": "^5.9.3"
   }
 }