diff --git a/cppjswasm/js/package.json.jinja b/cppjswasm/js/package.json.jinja
index 6c4aff7..72edc33 100644
--- a/cppjswasm/js/package.json.jinja
+++ b/cppjswasm/js/package.json.jinja
@@ -52,12 +52,12 @@
     "@playwright/test": "^1.56.1",
     "@prospective.co/procss": "^0.1.17",
     "cpy": "^12.1.0",
-    "esbuild": "^0.27.0",
+    "esbuild": "^0.27.2",
     "esbuild-plugin-less": "^1.3.35",
     "http-server": "^14.1.1",
     "nodemon": "^3.1.10",
     "npm-run-all": "^4.1.5",
-    "prettier": "^3.7.4",
+    "prettier": "^3.8.1",
     "typescript": "^5.9.3"
   }
 }
diff --git a/js/js/package.json.jinja b/js/js/package.json.jinja
index f45bfdc..66ae3ff 100644
--- a/js/js/package.json.jinja
+++ b/js/js/package.json.jinja
@@ -45,12 +45,12 @@
     "@playwright/test": "^1.56.1",
     "@prospective.co/procss": "^0.1.17",
     "cpy": "^12.1.0",
-    "esbuild": "^0.27.0",
+    "esbuild": "^0.27.2",
     "esbuild-plugin-less": "^1.3.35",
     "http-server": "^14.1.1",
     "nodemon": "^3.1.10",
     "npm-run-all": "^4.1.5",
-    "prettier": "^3.7.4",
+    "prettier": "^3.8.1",
     "typescript": "^5.9.3"
   }
 }
diff --git a/jupyter/js/package.json.jinja b/jupyter/js/package.json.jinja
index 8bc0e27..c6d9ad8 100644
--- a/jupyter/js/package.json.jinja
+++ b/jupyter/js/package.json.jinja
@@ -70,7 +70,7 @@
     "jest-junit": "^16.0.0",
     "jest-transform-css": "^6.0.3",
     "mkdirp": "^3.0.1",
-    "prettier": "^3.7.4",
+    "prettier": "^3.8.1",
     "rimraf": "^6.1.2"
   }
 }
diff --git a/rustjswasm/js/package.json.jinja b/rustjswasm/js/package.json.jinja
index 0e88ded..2478c25 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": "^0.27.0",
+    "esbuild": "^0.27.2",
     "esbuild-plugin-less": "^1.3.35",
     "http-server": "^14.1.1",
     "nodemon": "^3.1.10",
     "npm-run-all": "^4.1.5",
-    "prettier": "^3.7.4",
+    "prettier": "^3.8.1",
     "typescript": "^5.9.3"
   }
 }