diff --git a/package-lock.json b/package-lock.json
index 8e7787e..cd1e37e 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -9,7 +9,7 @@
       "version": "1.2.1",
       "license": "MIT",
       "dependencies": {
-        "bignumber.js": "^10.0.2"
+        "bignumber.js": "^11.1.1"
       },
       "devDependencies": {
         "@arethetypeswrong/cli": "0.18.2",
@@ -2015,9 +2015,9 @@
       }
     },
     "node_modules/bignumber.js": {
-      "version": "10.0.2",
-      "resolved": "https://registry.npmjs.org/bignumber.js/-/bignumber.js-10.0.2.tgz",
-      "integrity": "sha512-E8Wp9O06QA6lneJ4aRUXKYf/1GIomqUEmUMwtIOMtDxf1U52ffJY+y7JBk/8wRafA8qOIqLnXQGqonYXZdBnFQ==",
+      "version": "11.1.1",
+      "resolved": "https://registry.npmjs.org/bignumber.js/-/bignumber.js-11.1.1.tgz",
+      "integrity": "sha512-LNkCYMieJqAts/Sj5094B92c5q+yRPlXWpABJnHMbUjB/F8AUjELmSmYX5mxbNiY/QnGnJvJIrnRuW5gUqbW5Q==",
       "license": "MIT"
     },
     "node_modules/birpc": {
diff --git a/package.json b/package.json
index f774cd9..2fdb160 100644
--- a/package.json
+++ b/package.json
@@ -4,7 +4,7 @@
     "url": "https://github.com/Decentral-America/bignumber/issues"
   },
   "dependencies": {
-    "bignumber.js": "^10.0.2"
+    "bignumber.js": "^11.1.1"
   },
   "description": "Official arbitrary-precision BigNumber library for the DecentralChain blockchain SDK — safe arithmetic and byte serialization for token amounts, transaction fees, and on-chain financial computations",
   "devDependencies": {