diff --git a/package-lock.json b/package-lock.json
index 4802931a..4d08e66c 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -9528,9 +9528,9 @@
       }
     },
     "opener": {
-      "version": "1.5.1",
-      "resolved": "https://registry.npmjs.org/opener/-/opener-1.5.1.tgz",
-      "integrity": "sha512-goYSy5c2UXE4Ra1xixabeVh1guIX/ZV/YokJksb6q2lubWu6UbvPQ20p542/sFIll1nl8JnCyK9oBaOcCWXwvA==",
+      "version": "1.5.2",
+      "resolved": "https://registry.npmjs.org/opener/-/opener-1.5.2.tgz",
+      "integrity": "sha512-ur5UIdyw5Y7yEj9wLzhqXiy6GZ3Mwx0yGI+5sMn2r0N0v3cKJvUmFH5yPP+WXh9e0xfyzyJX95D8l088DNFj7A==",
       "dev": true
     },
     "opts": {
@@ -11606,12 +11606,12 @@
       }
     },
     "rollup-plugin-serve": {
-      "version": "1.0.3",
-      "resolved": "https://registry.npmjs.org/rollup-plugin-serve/-/rollup-plugin-serve-1.0.3.tgz",
-      "integrity": "sha512-DziGAVsXQVzQuT1v4vcv2l0GURnGYsX8m/FV1XzZ18VG3PWSedLaOSQFiW6RLHF7jB/F+CxlwK4YCUVZs8vxbg==",
+      "version": "1.0.4",
+      "resolved": "https://registry.npmjs.org/rollup-plugin-serve/-/rollup-plugin-serve-1.0.4.tgz",
+      "integrity": "sha512-74Gh47+dGKhmy04MIu9deXwn8VGlWsk93HcGIbO+NCdZ9roRXVO7y4l/9MLAAujuYpzsWCopHHZT8/6PSRzGLg==",
       "dev": true,
       "requires": {
-        "mime": ">=2.0.3",
+        "mime": ">=2.4.6",
         "opener": "1"
       }
     },
diff --git a/package.json b/package.json
index 3907289d..cb30d445 100644
--- a/package.json
+++ b/package.json
@@ -61,7 +61,7 @@
     "rollup-plugin-peer-deps-external": "^2.2.3",
     "rollup-plugin-postcss": "^3.1.5",
     "rollup-plugin-replace": "^2.2.0",
-    "rollup-plugin-serve": "^1.0.3",
+    "rollup-plugin-serve": "^1.0.4",
     "rollup-plugin-terser": "^7.0.0",
     "rollup-plugin-typescript2": "^0.27.2",
     "rollup-plugin-uglify": "^6.0.4",