diff --git a/explorer/package-lock.json b/explorer/package-lock.json
index 912a05a3e8..4bdbf9894e 100644
--- a/explorer/package-lock.json
+++ b/explorer/package-lock.json
@@ -26,7 +26,7 @@
         "@testing-library/user-event": "^13.5.0",
         "@types/bn.js": "^5.1.0",
         "@types/bs58": "^4.0.1",
-        "@types/chai": "^4.2.22",
+        "@types/chai": "^4.3.1",
         "@types/chart.js": "^2.9.34",
         "@types/classnames": "^2.3.1",
         "@types/jest": "^27.4.0",
@@ -5772,9 +5772,9 @@
       }
     },
     "node_modules/@types/chai": {
-      "version": "4.2.22",
-      "resolved": "https://registry.npmjs.org/@types/chai/-/chai-4.2.22.tgz",
-      "integrity": "sha512-tFfcE+DSTzWAgifkjik9AySNqIyNoYwmR+uecPwwD/XRNfvOjmC/FjCxpiUGDkDVDphPfCUecSQVFw+lN3M3kQ=="
+      "version": "4.3.1",
+      "resolved": "https://registry.npmjs.org/@types/chai/-/chai-4.3.1.tgz",
+      "integrity": "sha512-/zPMqDkzSZ8t3VtxOa4KPq7uzzW978M9Tvh+j7GHKuo6k6GTLxPJ4J5gE5cjfJ26pnXst0N5Hax8Sr0T2Mi9zQ=="
     },
     "node_modules/@types/chart.js": {
       "version": "2.9.34",
@@ -31667,9 +31667,9 @@
       }
     },
     "@types/chai": {
-      "version": "4.2.22",
-      "resolved": "https://registry.npmjs.org/@types/chai/-/chai-4.2.22.tgz",
-      "integrity": "sha512-tFfcE+DSTzWAgifkjik9AySNqIyNoYwmR+uecPwwD/XRNfvOjmC/FjCxpiUGDkDVDphPfCUecSQVFw+lN3M3kQ=="
+      "version": "4.3.1",
+      "resolved": "https://registry.npmjs.org/@types/chai/-/chai-4.3.1.tgz",
+      "integrity": "sha512-/zPMqDkzSZ8t3VtxOa4KPq7uzzW978M9Tvh+j7GHKuo6k6GTLxPJ4J5gE5cjfJ26pnXst0N5Hax8Sr0T2Mi9zQ=="
     },
     "@types/chart.js": {
       "version": "2.9.34",
diff --git a/explorer/package.json b/explorer/package.json
index 911ce71fe7..babd9f10a7 100644
--- a/explorer/package.json
+++ b/explorer/package.json
@@ -21,7 +21,7 @@
     "@testing-library/user-event": "^13.5.0",
     "@types/bn.js": "^5.1.0",
     "@types/bs58": "^4.0.1",
-    "@types/chai": "^4.2.22",
+    "@types/chai": "^4.3.1",
     "@types/chart.js": "^2.9.34",
     "@types/classnames": "^2.3.1",
     "@types/jest": "^27.4.0",