diff --git a/package-lock.json b/package-lock.json
index ff8e8fb..4dbad60 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -12,7 +12,7 @@
         "@fastify/cors": "^10.0.1",
         "@fastify/etag": "^6.2.0",
         "@fastify/rate-limit": "^11.2.0",
-        "@stellar/stellar-sdk": "^16.0.1",
+        "@stellar/stellar-sdk": "^17.0.1",
         "dotenv": "^16.4.5",
         "fastify": "^5.1.0",
         "pg": "^8.13.1"
@@ -662,6 +662,23 @@
         "node": "^20.19.0 || ^22.13.0 || >=24"
       }
     },
+    "node_modules/@exodus/bytes": {
+      "version": "1.15.1",
+      "resolved": "https://registry.npmjs.org/@exodus/bytes/-/bytes-1.15.1.tgz",
+      "integrity": "sha512-S6mL0yNB/Abt9Ei4tq8gDhcczc4S3+vQ4ra7vxnAf+YHC02srtqxKKZghx2Dq6p0e66THKwR6r8N6P95wEty7Q==",
+      "license": "MIT",
+      "engines": {
+        "node": "^20.19.0 || ^22.12.0 || >=24.0.0"
+      },
+      "peerDependencies": {
+        "@noble/hashes": "^1.8.0 || ^2.0.0"
+      },
+      "peerDependenciesMeta": {
+        "@noble/hashes": {
+          "optional": true
+        }
+      }
+    },
     "node_modules/@fastify/ajv-compiler": {
       "version": "4.0.5",
       "resolved": "https://registry.npmjs.org/@fastify/ajv-compiler/-/ajv-compiler-4.0.5.tgz",
@@ -1276,28 +1293,28 @@
       "license": "MIT"
     },
     "node_modules/@stellar/js-xdr": {
-      "version": "4.0.0",
-      "resolved": "https://registry.npmjs.org/@stellar/js-xdr/-/js-xdr-4.0.0.tgz",
-      "integrity": "sha512-+NmNa7Tk5BI5XFdy/6xGTqAN4J9a9KgCrCGhj2uEUTCBhLkch0M+QbKzNH8zEnejWe0p8w+0q5hUVX6L3OzoVA==",
+      "version": "5.0.0",
+      "resolved": "https://registry.npmjs.org/@stellar/js-xdr/-/js-xdr-5.0.0.tgz",
+      "integrity": "sha512-HBDNKnxr+ecdaEmbZ0mcKkirOF8tXXEbWSw34P3wT40Tn3g+u+cCH17xAWZymzscq8cojHB8340pR8QNVaD32w==",
       "license": "Apache-2.0",
       "engines": {
-        "node": ">=20.0.0",
-        "pnpm": ">=9.0.0"
+        "node": ">=22.0.0",
+        "pnpm": ">=10.0.0"
       }
     },
     "node_modules/@stellar/stellar-sdk": {
-      "version": "16.0.1",
-      "resolved": "https://registry.npmjs.org/@stellar/stellar-sdk/-/stellar-sdk-16.0.1.tgz",
-      "integrity": "sha512-bxKohaiyKVqoudRhbOOHeHhHIaeYV5Zab4rCjxhP4Ty1h1ozTLBOv8lWFnZz9ilBzXG8Bb7usQI3rlEcfvUynA==",
+      "version": "17.0.1",
+      "resolved": "https://registry.npmjs.org/@stellar/stellar-sdk/-/stellar-sdk-17.0.1.tgz",
+      "integrity": "sha512-fsHHbzJ14N5Ttq5Qpz4AX0ytmPSLCzcy4XC3uIgSQz0cBkEgv0Zb4KE6tWEd3nDQUk/1qP8ZX9cRonIaUXO3Sw==",
       "license": "Apache-2.0",
       "dependencies": {
+        "@exodus/bytes": "^1.15.1",
         "@noble/ed25519": "^3.1.0",
         "@noble/hashes": "^2.2.0",
-        "@stellar/js-xdr": "4.0.0",
-        "axios": "1.16.1",
-        "base32.js": "^0.1.0",
-        "bignumber.js": "^11.1.1",
-        "buffer": "^6.0.3",
+        "@stellar/js-xdr": "^5.0.0",
+        "@types/json-schema": "^7.0.15",
+        "axios": "1.18.0",
+        "bignumber.js": "^11.1.4",
         "commander": "^14.0.3",
         "eventsource": "^4.1.0",
         "feaxios": "^0.0.23",
@@ -1308,7 +1325,7 @@
         "stellar-js": "bin/stellar-js"
       },
       "engines": {
-        "node": ">=22.0.0"
+        "node": ">=22.12.0"
       }
     },
     "node_modules/@types/chai": {
@@ -1347,7 +1364,6 @@
       "version": "7.0.15",
       "resolved": "https://registry.npmjs.org/@types/json-schema/-/json-schema-7.0.15.tgz",
       "integrity": "sha512-5+fP8P8MFNC+AyZCDxrB2pkZFPGzqQWUzpSeuuVLvm8VMcorNYavBqoFcxK8bQz4Qsbn4oUEEem4wDLfcysGHA==",
-      "dev": true,
       "license": "MIT"
     },
     "node_modules/@types/node": {
@@ -1878,9 +1894,9 @@
       }
     },
     "node_modules/axios": {
-      "version": "1.16.1",
-      "resolved": "https://registry.npmjs.org/axios/-/axios-1.16.1.tgz",
-      "integrity": "sha512-caYkukvroVPO8KrzuJEb50Hm07KwfBZPEC3VeFHTsqWHvKTsy54hjJz9BS/cdaypROE2rH6xvm9mHX4fgWkr3A==",
+      "version": "1.18.0",
+      "resolved": "https://registry.npmjs.org/axios/-/axios-1.18.0.tgz",
+      "integrity": "sha512-E32NzpYKp++W7XRe52rHiXV2ehxmh3wbdgO7MHeFM+vqxLBYHzt0ElkiImtOBxtOmyp0yoC8C6uESVV84Y2/hw==",
       "license": "MIT",
       "dependencies": {
         "follow-redirects": "^1.16.0",
@@ -1899,35 +1915,6 @@
         "node": "18 || 20 || >=22"
       }
     },
-    "node_modules/base32.js": {
-      "version": "0.1.0",
-      "resolved": "https://registry.npmjs.org/base32.js/-/base32.js-0.1.0.tgz",
-      "integrity": "sha512-n3TkB02ixgBOhTvANakDb4xaMXnYUVkNoRFJjQflcqMQhyEKxEHdj3E6N8t8sUQ0mjH/3/JxzlXuz3ul/J90pQ==",
-      "license": "MIT",
-      "engines": {
-        "node": ">=0.12.0"
-      }
-    },
-    "node_modules/base64-js": {
-      "version": "1.5.1",
-      "resolved": "https://registry.npmjs.org/base64-js/-/base64-js-1.5.1.tgz",
-      "integrity": "sha512-AKpaYlHn8t4SVbOHCy+b5+KKgvR4vrsD8vbvrbiQJps7fKDTkjkDry6ji0rUJjC0kzbNePLwzxq8iypo41qeWA==",
-      "funding": [
-        {
-          "type": "github",
-          "url": "https://github.com/sponsors/feross"
-        },
-        {
-          "type": "patreon",
-          "url": "https://www.patreon.com/feross"
-        },
-        {
-          "type": "consulting",
-          "url": "https://feross.org/support"
-        }
-      ],
-      "license": "MIT"
-    },
     "node_modules/bignumber.js": {
       "version": "11.1.5",
       "resolved": "https://registry.npmjs.org/bignumber.js/-/bignumber.js-11.1.5.tgz",
@@ -1947,30 +1934,6 @@
         "node": "20 || >=22"
       }
     },
-    "node_modules/buffer": {
-      "version": "6.0.3",
-      "resolved": "https://registry.npmjs.org/buffer/-/buffer-6.0.3.tgz",
-      "integrity": "sha512-FTiCpNxtwiZZHEZbcbTIcZjERVICn9yq/pDFkTl95/AxzD1naBctN7YO68riM/gLSDY7sdrMby8hofADYuuqOA==",
-      "funding": [
-        {
-          "type": "github",
-          "url": "https://github.com/sponsors/feross"
-        },
-        {
-          "type": "patreon",
-          "url": "https://www.patreon.com/feross"
-        },
-        {
-          "type": "consulting",
-          "url": "https://feross.org/support"
-        }
-      ],
-      "license": "MIT",
-      "dependencies": {
-        "base64-js": "^1.3.1",
-        "ieee754": "^1.2.1"
-      }
-    },
     "node_modules/call-bind-apply-helpers": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/call-bind-apply-helpers/-/call-bind-apply-helpers-1.0.2.tgz",
@@ -2887,26 +2850,6 @@
         "node": ">= 6"
       }
     },
-    "node_modules/ieee754": {
-      "version": "1.2.1",
-      "resolved": "https://registry.npmjs.org/ieee754/-/ieee754-1.2.1.tgz",
-      "integrity": "sha512-dcyqhDvX1C46lXZcVqCpK+FtMRQVdIMN6/Df5js2zouUsqG7I6sFxitIC+7KYK29KdXOLHdu9zL4sFnoVQnqaA==",
-      "funding": [
-        {
-          "type": "github",
-          "url": "https://github.com/sponsors/feross"
-        },
-        {
-          "type": "patreon",
-          "url": "https://www.patreon.com/feross"
-        },
-        {
-          "type": "consulting",
-          "url": "https://feross.org/support"
-        }
-      ],
-      "license": "BSD-3-Clause"
-    },
     "node_modules/ignore": {
       "version": "5.3.2",
       "resolved": "https://registry.npmjs.org/ignore/-/ignore-5.3.2.tgz",
diff --git a/package.json b/package.json
index 269c9d8..1f37d9c 100644
--- a/package.json
+++ b/package.json
@@ -26,7 +26,7 @@
     "@fastify/cors": "^10.0.1",
     "@fastify/etag": "^6.2.0",
     "@fastify/rate-limit": "^11.2.0",
-    "@stellar/stellar-sdk": "^16.0.1",
+    "@stellar/stellar-sdk": "^17.0.1",
     "dotenv": "^16.4.5",
     "fastify": "^5.1.0",
     "pg": "^8.13.1"