diff --git a/go.mod b/go.mod
index 72d90aa8..50faf74b 100644
--- a/go.mod
+++ b/go.mod
@@ -45,7 +45,7 @@ require (
 	github.com/spf13/cobra v1.10.2
 	github.com/spf13/pflag v1.0.10
 	github.com/spf13/viper v1.21.0
-	github.com/stellar/go-stellar-sdk v0.1.0
+	github.com/stellar/go-stellar-sdk v0.3.0
 	github.com/stretchr/testify v1.11.1
 	github.com/testcontainers/testcontainers-go v0.41.0
 	github.com/testcontainers/testcontainers-go/modules/postgres v0.41.0
@@ -94,7 +94,7 @@ require (
 	github.com/smartcontractkit/chainlink-protos/cre/go v0.0.0-20260226130359-963f935e0396 // indirect
 	github.com/smartcontractkit/chainlink-protos/linking-service/go v0.0.0-20251002192024-d2ad9222409b // indirect
 	github.com/smartcontractkit/chainlink-protos/node-platform v0.0.0-20260205130626-db2a2aab956b // indirect
-	github.com/stellar/go-xdr v0.0.0-20231122183749-b53fb00bcac2 // indirect
+	github.com/stellar/go-xdr v0.0.0-20260312225820-cc2b0611aabf // indirect
 	go.yaml.in/yaml/v2 v2.4.2 // indirect
 	go.yaml.in/yaml/v3 v3.0.4 // indirect
 	gopkg.in/evanphx/json-patch.v4 v4.12.0 // indirect
diff --git a/go.sum b/go.sum
index 5b499a31..e9980ec6 100644
--- a/go.sum
+++ b/go.sum
@@ -802,10 +802,10 @@ github.com/spf13/pflag v1.0.10 h1:4EBh2KAYBwaONj6b2Ye1GiHfwjqyROoF4RwYO+vPwFk=
 github.com/spf13/pflag v1.0.10/go.mod h1:McXfInJRrz4CZXVZOBLb0bTZqETkiAhM9Iw0y3An2Bg=
 github.com/spf13/viper v1.21.0 h1:x5S+0EU27Lbphp4UKm1C+1oQO+rKx36vfCoaVebLFSU=
 github.com/spf13/viper v1.21.0/go.mod h1:P0lhsswPGWD/1lZJ9ny3fYnVqxiegrlNrEmgLjbTCAY=
-github.com/stellar/go-stellar-sdk v0.1.0 h1:MfV7dv4k6xQQrWeKT7npWyKhjoayphLVGwXKtTLNeH8=
-github.com/stellar/go-stellar-sdk v0.1.0/go.mod h1:fZPcxQZw1I0zZ+X76uFcVPqmQCaYbWc87lDFW/kQJaY=
-github.com/stellar/go-xdr v0.0.0-20231122183749-b53fb00bcac2 h1:OzCVd0SV5qE3ZcDeSFCmOWLZfEWZ3Oe8KtmSOYKEVWE=
-github.com/stellar/go-xdr v0.0.0-20231122183749-b53fb00bcac2/go.mod h1:yoxyU/M8nl9LKeWIoBrbDPQ7Cy+4jxRcWcOayZ4BMps=
+github.com/stellar/go-stellar-sdk v0.3.0 h1:UofPi6ZNcpKG1LFiwhaO1+d3Kv/s3fdgVYZT5wfFOq4=
+github.com/stellar/go-stellar-sdk v0.3.0/go.mod h1:tLKAQPxa2I5UvGMabBbUXcY3fmgYnfDudrMeK7CDX4w=
+github.com/stellar/go-xdr v0.0.0-20260312225820-cc2b0611aabf h1:GY1RVbX3Hg7poPXEf6yojjP0hyypvgUgZmCqQU9D0xg=
+github.com/stellar/go-xdr v0.0.0-20260312225820-cc2b0611aabf/go.mod h1:If+U9Z1W5xU97VrOgJandQT+2dN7/iOpkCrxBJEyF80=
 github.com/stephenlacy/go-ethereum-hdwallet v0.0.0-20230913225845-a4fa94429863 h1:ba4VRWSkRzgdP5hB5OxexIzBXZbSwgcw8bEu06ivGQI=
 github.com/stephenlacy/go-ethereum-hdwallet v0.0.0-20230913225845-a4fa94429863/go.mod h1:oPTjPNrRucLv9mU27iNPj6n0CWWcNFhoXFOLVGJwHCA=
 github.com/streamingfast/logging v0.0.0-20230608130331-f22c91403091 h1:RN5mrigyirb8anBEtdjtHFIufXdacyTi6i4KBfeNXeo=