diff --git a/explorer/package-lock.json b/explorer/package-lock.json
index 2e432e87ba..c3672825eb 100644
--- a/explorer/package-lock.json
+++ b/explorer/package-lock.json
@@ -3236,9 +3236,9 @@
       }
     },
     "@types/chai": {
-      "version": "4.2.12",
-      "resolved": "https://registry.npmjs.org/@types/chai/-/chai-4.2.12.tgz",
-      "integrity": "sha512-aN5IAC8QNtSUdQzxu7lGBgYAOuU1tmRU4c9dIq5OKGf/SBVjXo+ffM2wEjudAWbgpOhy60nLoAGH1xm8fpCKFQ=="
+      "version": "4.2.13",
+      "resolved": "https://registry.npmjs.org/@types/chai/-/chai-4.2.13.tgz",
+      "integrity": "sha512-o3SGYRlOpvLFpwJA6Sl1UPOwKFEvE4FxTEB/c9XHI2whdnd4kmPVkNLL8gY4vWGBxWWDumzLbKsAhEH5SKn37Q=="
     },
     "@types/chart.js": {
       "version": "2.9.25",
diff --git a/explorer/package.json b/explorer/package.json
index 8d22e15c17..58814b30ec 100644
--- a/explorer/package.json
+++ b/explorer/package.json
@@ -11,7 +11,7 @@
     "@testing-library/user-event": "^12.1.7",
     "@types/bn.js": "^4.11.6",
     "@types/bs58": "^4.0.1",
-    "@types/chai": "^4.2.12",
+    "@types/chai": "^4.2.13",
     "@types/chart.js": "^2.9.25",
     "@types/classnames": "^2.2.10",
     "@types/jest": "^26.0.14",