diff --git a/examples/esm-imports/package-lock.json b/examples/esm-imports/package-lock.json
index 9201813..1e682b0 100644
--- a/examples/esm-imports/package-lock.json
+++ b/examples/esm-imports/package-lock.json
@@ -8,7 +8,7 @@
       "name": "esm-imports",
       "version": "0.0.0",
       "dependencies": {
-        "serve": "^13.0.2"
+        "serve": "^13.0.4"
       }
     },
     "node_modules/@zeit/schemas": {
@@ -607,7 +607,9 @@
       }
     },
     "node_modules/serve": {
-      "version": "13.0.2",
+      "version": "13.0.4",
+      "resolved": "https://registry.npmjs.org/serve/-/serve-13.0.4.tgz",
+      "integrity": "sha512-Lj8rhXmphJCRQVv5qwu0NQZ2h+0MrRyRJxDZu5y3qLH2i/XY6a0FPj/VmjMUdkJb672MBfE8hJ274PU6JzBd0Q==",
       "license": "MIT",
       "dependencies": {
         "@zeit/schemas": "2.6.0",
@@ -1143,7 +1145,9 @@
       "version": "5.7.1"
     },
     "serve": {
-      "version": "13.0.2",
+      "version": "13.0.4",
+      "resolved": "https://registry.npmjs.org/serve/-/serve-13.0.4.tgz",
+      "integrity": "sha512-Lj8rhXmphJCRQVv5qwu0NQZ2h+0MrRyRJxDZu5y3qLH2i/XY6a0FPj/VmjMUdkJb672MBfE8hJ274PU6JzBd0Q==",
       "requires": {
         "@zeit/schemas": "2.6.0",
         "ajv": "6.12.6",
diff --git a/examples/esm-imports/package.json b/examples/esm-imports/package.json
index e499eab..46c298d 100644
--- a/examples/esm-imports/package.json
+++ b/examples/esm-imports/package.json
@@ -7,6 +7,6 @@
     "build": ""
   },
   "dependencies": {
-    "serve": "^13.0.2"
+    "serve": "^13.0.4"
   }
 }