diff --git a/package-lock.json b/package-lock.json
index c67702f0..77f46847 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -10,13 +10,13 @@
       "license": "MIT",
       "dependencies": {
         "@noble/secp256k1": "^1.5.5",
-        "@types/big.js": "^6.1.3",
         "big.js": "^6.2.0",
         "isomorphic-unfetch": "^3.1.0",
         "sha3": "^2.1.4"
       },
       "devDependencies": {
         "@size-limit/preset-small-lib": "^7.0.8",
+        "@types/big.js": "^6.1.3",
         "@types/body-parser": "^1.19.1",
         "@types/eslint": "^8.4.2",
         "@types/express": "^4.17.13",
@@ -2027,7 +2027,8 @@
     "node_modules/@types/big.js": {
       "version": "6.1.3",
       "resolved": "https://registry.npmjs.org/@types/big.js/-/big.js-6.1.3.tgz",
-      "integrity": "sha512-fHh2h1cFlvGP0kFCqoAsnuQoM0n3xHB6HxgZvELt7dji+BtK/j938MRL0nG5AA45EgibuFcPjgLlkqfUPCyoKw=="
+      "integrity": "sha512-fHh2h1cFlvGP0kFCqoAsnuQoM0n3xHB6HxgZvELt7dji+BtK/j938MRL0nG5AA45EgibuFcPjgLlkqfUPCyoKw==",
+      "dev": true
     },
     "node_modules/@types/bn.js": {
       "version": "4.11.6",
@@ -13257,7 +13258,8 @@
     "@types/big.js": {
       "version": "6.1.3",
       "resolved": "https://registry.npmjs.org/@types/big.js/-/big.js-6.1.3.tgz",
-      "integrity": "sha512-fHh2h1cFlvGP0kFCqoAsnuQoM0n3xHB6HxgZvELt7dji+BtK/j938MRL0nG5AA45EgibuFcPjgLlkqfUPCyoKw=="
+      "integrity": "sha512-fHh2h1cFlvGP0kFCqoAsnuQoM0n3xHB6HxgZvELt7dji+BtK/j938MRL0nG5AA45EgibuFcPjgLlkqfUPCyoKw==",
+      "dev": true
     },
     "@types/bn.js": {
       "version": "4.11.6",
diff --git a/package.json b/package.json
index 9d334052..ce451eb3 100644
--- a/package.json
+++ b/package.json
@@ -57,6 +57,7 @@
   "devDependencies": {
     "@size-limit/preset-small-lib": "^7.0.8",
     "@types/body-parser": "^1.19.1",
+    "@types/big.js": "^6.1.3",
     "@types/eslint": "^8.4.2",
     "@types/express": "^4.17.13",
     "@types/jest": "^27.4.1",
@@ -90,7 +91,6 @@
   },
   "dependencies": {
     "@noble/secp256k1": "^1.5.5",
-    "@types/big.js": "^6.1.3",
     "big.js": "^6.2.0",
     "isomorphic-unfetch": "^3.1.0",
     "sha3": "^2.1.4"