diff --git a/explorer/package-lock.json b/explorer/package-lock.json
index 7270456d5a..38b55db7a0 100644
--- a/explorer/package-lock.json
+++ b/explorer/package-lock.json
@@ -3433,9 +3433,9 @@
       }
     },
     "@types/chai": {
-      "version": "4.2.14",
-      "resolved": "https://registry.npmjs.org/@types/chai/-/chai-4.2.14.tgz",
-      "integrity": "sha512-G+ITQPXkwTrslfG5L/BksmbLUA0M1iybEsmCWPqzSxsRRhJZimBKJkoMi8fr/CPygPTj4zO5pJH7I2/cm9M7SQ=="
+      "version": "4.2.15",
+      "resolved": "https://registry.npmjs.org/@types/chai/-/chai-4.2.15.tgz",
+      "integrity": "sha512-rYff6FI+ZTKAPkJUoyz7Udq3GaoDZnxYDEvdEdFZASiA7PoErltHezDishqQiSDWrGxvxmplH304jyzQmjp0AQ=="
     },
     "@types/chart.js": {
       "version": "2.9.29",
diff --git a/explorer/package.json b/explorer/package.json
index 34b3b17e93..451330de03 100644
--- a/explorer/package.json
+++ b/explorer/package.json
@@ -12,7 +12,7 @@
     "@testing-library/user-event": "^12.7.0",
     "@types/bn.js": "^5.1.0",
     "@types/bs58": "^4.0.1",
-    "@types/chai": "^4.2.14",
+    "@types/chai": "^4.2.15",
     "@types/chart.js": "^2.9.29",
     "@types/classnames": "^2.2.11",
     "@types/jest": "^26.0.20",