diff --git a/JavaScript/3-sandbox/package-lock.json b/JavaScript/3-sandbox/package-lock.json
index 3bcf6ce..858a6de 100644
--- a/JavaScript/3-sandbox/package-lock.json
+++ b/JavaScript/3-sandbox/package-lock.json
@@ -10,9 +10,9 @@
       "integrity": "sha512-HmIb98pFBlnKN44z1HVugBmsHrLJWA2tBsP3iLh/ehg0PVkNUHOQhDV2tI2NvbCJeTlmPrZ8rdw0BcfPW1q47Q=="
     },
     "concolor": {
-      "version": "0.1.12",
-      "resolved": "https://registry.npmjs.org/concolor/-/concolor-0.1.12.tgz",
-      "integrity": "sha512-8yhwqV92Dngtrf7N2mc0HNCQ7IEZ6M6aXOc0HpHPUhavPcQKvTLnLlaZjEBNilFqHvC3O4AIkcEKdeQ75u0JUw=="
+      "version": "0.1.16",
+      "resolved": "https://registry.npmjs.org/concolor/-/concolor-0.1.16.tgz",
+      "integrity": "sha512-xOwYU1DBiZ0EPQ+ahsN6YS9YtImQ0FHau9/eNNBeDukh0J2x9DIDnaRbYpYvMGzThiqEAW1GGRuJsSoV+S8V5w=="
     },
     "metalog": {
       "version": "1.1.0",
diff --git a/JavaScript/3-sandbox/package.json b/JavaScript/3-sandbox/package.json
index 40a93b8..38a2912 100644
--- a/JavaScript/3-sandbox/package.json
+++ b/JavaScript/3-sandbox/package.json
@@ -8,7 +8,7 @@
   "main": "./main.js",
   "dependencies": {
     "@metarhia/common": "^2.1.0",
-    "concolor": "^0.1.12",
+    "concolor": "^0.1.16",
     "metalog": "^1.1.0",
     "metastreams": "^0.1.1"
   }