diff --git a/packages/sdk/package-lock.json b/packages/sdk/package-lock.json
index 8ec56c5..def8486 100644
--- a/packages/sdk/package-lock.json
+++ b/packages/sdk/package-lock.json
@@ -1620,9 +1620,9 @@
       }
     },
     "node_modules/@stellar/stellar-sdk": {
-      "version": "16.3.0",
-      "resolved": "https://registry.npmjs.org/@stellar/stellar-sdk/-/stellar-sdk-16.3.0.tgz",
-      "integrity": "sha512-pnB1t4bdnkN8M7tRIcLXnNboq+Hof62NzPMnQrl5MWBNC/d1vUbdrzXgy7yw8I+0hbfz5YN64uVb84BqzIpYiQ==",
+      "version": "16.3.1",
+      "resolved": "https://registry.npmjs.org/@stellar/stellar-sdk/-/stellar-sdk-16.3.1.tgz",
+      "integrity": "sha512-PPM1JA51NChSPyMkh+T9sHxJtP/v9e9Gcyc2BMNvnGvbZwqoKJclRSdPgmalLDAmTnTewGs7VMM9nRxDeCzzgQ==",
       "license": "Apache-2.0",
       "dependencies": {
         "@noble/ed25519": "^3.1.0",
@@ -5360,7 +5360,7 @@
       "version": "5.9.3",
       "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.9.3.tgz",
       "integrity": "sha512-jl1vZzPDinLr9eUt3J/t7V6FgNEw9QjvBPdysz9KfQDD41fQrC2Y4vKQdiaUpFT4bXlb1RHhLpp8wtm6M5TgSw==",
-      "dev": true,
+      "devOptional": true,
       "license": "Apache-2.0",
       "bin": {
         "tsc": "bin/tsc",