diff --git a/explorer/package-lock.json b/explorer/package-lock.json
index 1ba5ae299b..20b39a3aa5 100644
--- a/explorer/package-lock.json
+++ b/explorer/package-lock.json
@@ -5171,15 +5171,15 @@
       "integrity": "sha1-G2gcIf+EAzyCZUMJBolCDRhxUdw="
     },
     "chai": {
-      "version": "4.3.0",
-      "resolved": "https://registry.npmjs.org/chai/-/chai-4.3.0.tgz",
-      "integrity": "sha512-/BFd2J30EcOwmdOgXvVsmM48l0Br0nmZPlO0uOW4XKh6kpsUumRXBgPV+IlaqFaqr9cYbeoZAM1Npx0i4A+aiA==",
+      "version": "4.3.3",
+      "resolved": "https://registry.npmjs.org/chai/-/chai-4.3.3.tgz",
+      "integrity": "sha512-MPSLOZwxxnA0DhLE84klnGPojWFK5KuhP7/j5dTsxpr2S3XlkqJP5WbyYl1gCTWvG2Z5N+HD4F472WsbEZL6Pw==",
       "requires": {
         "assertion-error": "^1.1.0",
         "check-error": "^1.0.2",
         "deep-eql": "^3.0.1",
         "get-func-name": "^2.0.0",
-        "pathval": "^1.1.0",
+        "pathval": "^1.1.1",
         "type-detect": "^4.0.5"
       },
       "dependencies": {
diff --git a/explorer/package.json b/explorer/package.json
index 9704ee9b48..77ee35ea9a 100644
--- a/explorer/package.json
+++ b/explorer/package.json
@@ -27,7 +27,7 @@
     "bn.js": "^5.2.0",
     "bootstrap": "^4.6.0",
     "bs58": "^4.0.1",
-    "chai": "^4.3.0",
+    "chai": "^4.3.3",
     "chart.js": "^2.9.4",
     "classnames": "2.2.6",
     "cross-fetch": "^3.0.6",