diff --git a/package-lock.json b/package-lock.json
index ccda1a4..bcf585f 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -8,6 +8,9 @@
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           "integrity": "sha512-qYg9KP24dD5qka9J47d0aVky0N+b4fTU89LN9iDnjB5waksiC49rvMB0PrUJQGoTmH50XPiqOvAjDfaijGxYZw==",
           "dev": true
         },
-        "strip-ansi": {
-          "version": "6.0.0",
-          "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-6.0.0.tgz",
-          "integrity": "sha512-AuvKTrTfQNYNIctbR1K/YGTR1756GycPsg7b9bdV9Duqur4gv6aKqHXah67Z8ImS7WEz5QVcOtlfW2rZEugt6w==",
-          "dev": true,
-          "requires": {
-            "ansi-regex": "^5.0.0"
-          }
-        },
         "wrap-ansi": {
           "version": "6.2.0",
           "resolved": "https://registry.npmjs.org/wrap-ansi/-/wrap-ansi-6.2.0.tgz",
@@ -10111,18 +9782,6 @@
           "requires": {
             "p-limit": "^2.2.0"
           }
-        },
-        "p-try": {
-          "version": "2.2.0",
-          "resolved": "https://registry.npmjs.org/p-try/-/p-try-2.2.0.tgz",
-          "integrity": "sha512-R4nPAVTAU0B9D35/Gk3uJf/7XYbQcyohSKdvAxIRSNghFl4e71hVoGnBNQz9cWaXxO2I10KTC+3jMdvvoKw6dQ==",
-          "dev": true
-        },
-        "path-exists": {
-          "version": "4.0.0",
-          "resolved": "https://registry.npmjs.org/path-exists/-/path-exists-4.0.0.tgz",
-          "integrity": "sha512-ak9Qy5Q7jYb2Wwcey5Fpvg2KoAc/ZIhLSLOSBmRmygPsGwkVVt0fZa0qrtMz+m6tJTAHfZQ8FnmB4MG4LWy7/w==",
-          "dev": true
         }
       }
     },
@@ -10530,17 +10189,6 @@
         "rimraf": "^3.0.0",
         "signal-exit": "^3.0.2",
         "which": "^2.0.1"
-      },
-      "dependencies": {
-        "which": {
-          "version": "2.0.2",
-          "resolved": "https://registry.npmjs.org/which/-/which-2.0.2.tgz",
-          "integrity": "sha512-BLI3Tl1TW3Pvl70l3yq3Y64i+awpwXqsGBYWkkqMtnbXgrMD+yj7rhW0kuEDxzJaYXGjEW5ogapKNMEKNMjibA==",
-          "dev": true,
-          "requires": {
-            "isexe": "^2.0.0"
-          }
-        }
       }
     },
     "sprintf-js": {
@@ -10558,17 +10206,6 @@
         "emoji-regex": "^8.0.0",
         "is-fullwidth-code-point": "^3.0.0",
         "strip-ansi": "^6.0.0"
-      },
-      "dependencies": {
-        "strip-ansi": {
-          "version": "6.0.0",
-          "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-6.0.0.tgz",
-          "integrity": "sha512-AuvKTrTfQNYNIctbR1K/YGTR1756GycPsg7b9bdV9Duqur4gv6aKqHXah67Z8ImS7WEz5QVcOtlfW2rZEugt6w==",
-          "dev": true,
-          "requires": {
-            "ansi-regex": "^5.0.0"
-          }
-        }
       }
     },
     "strip-ansi": {
diff --git a/package.json b/package.json
index c969021..df2ac01 100644
--- a/package.json
+++ b/package.json
@@ -34,5 +34,8 @@
     "rollup": "^2.53.3",
     "rollup-plugin-babel": "^4.4.0",
     "rollup-plugin-terser": "^7.0.2"
+  },
+  "dependencies": {
+    "@riotjs/util": "^2.0.4"
   }
 }