diff --git a/sphinx-ffi/Cargo.toml b/sphinx-ffi/Cargo.toml
index a7cba97..fa1918c 100644
--- a/sphinx-ffi/Cargo.toml
+++ b/sphinx-ffi/Cargo.toml
@@ -25,7 +25,7 @@ sphinx-signer = { path = "../signer", default-features = false, features = [
     "no-native",
 ] }
 sphinx-glyph = { path = "../glyph", default-features = false }
-sphinx = { git = "https://github.com/stakwork/sphinx", rev = "d8c490d241b37ab0c47e725f9dae5d2e92f0ccfa", features = [
+sphinx = { git = "https://github.com/stakwork/sphinx", rev = "768a010bc4e7e5807dd679819faf39c94f7eeab6", features = [
     "msg",
     "bindings",
     "macaroon",
diff --git a/sphinx-ffi/src/auto.rs b/sphinx-ffi/src/auto.rs
index 79fc632..37560c5 100644
--- a/sphinx-ffi/src/auto.rs
+++ b/sphinx-ffi/src/auto.rs
@@ -801,22 +801,6 @@ pub fn signed_timestamp(seed: String, idx: u64, time: String, network: String) -
         .into())
 }
 
-pub fn contact_for_encrypted_child_key(
-    seed: String,
-    unique_time: String,
-    full_state: Vec<u8>,
-    encrypted_child_idx: String,
-) -> Result<String> {
-    Ok(bindings::contact_for_encrypted_child_key(
-        &seed,
-        &unique_time,
-        &full_state,
-        &encrypted_child_idx,
-    )
-    .map_err(|e| SphinxError::SendFailed { r: e.to_string() })?
-    .into())
-}
-
 pub fn find_route(
     full_state: Vec<u8>,
     to_pubkey: String,
diff --git a/sphinx-ffi/src/sphinxrs.swift b/sphinx-ffi/src/sphinxrs.swift
index 6a7bf67..9258d48 100644
--- a/sphinx-ffi/src/sphinxrs.swift
+++ b/sphinx-ffi/src/sphinxrs.swift
@@ -2642,18 +2642,6 @@ public func `idFromMacaroon`(`macaroon`: String) throws -> String {
     )
 }
 
-public func `contactForEncryptedChildKey`(`seed`: String, `uniqueTime`: String, `state`: Data, `encryptedChildKey`: String) throws -> String {
-    return try  FfiConverterString.lift(
-        try rustCallWithError(FfiConverterTypeSphinxError.lift) {
-    uniffi_sphinxrs_fn_func_contact_for_encrypted_child_key(
-        FfiConverterString.lower(`seed`),
-        FfiConverterString.lower(`uniqueTime`),
-        FfiConverterData.lower(`state`),
-        FfiConverterString.lower(`encryptedChildKey`),$0)
-}
-    )
-}
-
 public func `findRoute`(`state`: Data, `toPubkey`: String, `routeHint`: String?, `amtMsat`: UInt64) throws -> String {
     return try  FfiConverterString.lift(
         try rustCallWithError(FfiConverterTypeSphinxError.lift) {
@@ -2921,9 +2909,6 @@ private var initializationResult: InitializationResult {
     if (uniffi_sphinxrs_checksum_func_id_from_macaroon() != 36424) {
         return InitializationResult.apiChecksumMismatch
     }
-    if (uniffi_sphinxrs_checksum_func_contact_for_encrypted_child_key() != 36351) {
-        return InitializationResult.apiChecksumMismatch
-    }
     if (uniffi_sphinxrs_checksum_func_find_route() != 27285) {
         return InitializationResult.apiChecksumMismatch
     }
diff --git a/sphinx-ffi/src/sphinxrs.udl b/sphinx-ffi/src/sphinxrs.udl
index 8b769f0..fb16418 100644
--- a/sphinx-ffi/src/sphinxrs.udl
+++ b/sphinx-ffi/src/sphinxrs.udl
@@ -269,7 +269,5 @@ namespace sphinxrs {
   [Throws=SphinxError]
   string id_from_macaroon(string macaroon);
   [Throws=SphinxError]
-  string contact_for_encrypted_child_key(string seed, string unique_time, bytes state, string encrypted_child_key);
-  [Throws=SphinxError]
   string find_route(bytes state, string to_pubkey, string? route_hint, u64 amt_msat);
 };
\ No newline at end of file
diff --git a/sphinx-ffi/src/sphinxrsFFI.h b/sphinx-ffi/src/sphinxrsFFI.h
index da516d2..1c48f37 100644
--- a/sphinx-ffi/src/sphinxrsFFI.h
+++ b/sphinx-ffi/src/sphinxrsFFI.h
@@ -223,8 +223,6 @@ RustBuffer uniffi_sphinxrs_fn_func_fetch_pings(RustBuffer seed, RustBuffer uniqu
 );
 RustBuffer uniffi_sphinxrs_fn_func_id_from_macaroon(RustBuffer macaroon, RustCallStatus *_Nonnull out_status
 );
-RustBuffer uniffi_sphinxrs_fn_func_contact_for_encrypted_child_key(RustBuffer seed, RustBuffer unique_time, RustBuffer state, RustBuffer encrypted_child_key, RustCallStatus *_Nonnull out_status
-);
 RustBuffer uniffi_sphinxrs_fn_func_find_route(RustBuffer state, RustBuffer to_pubkey, RustBuffer route_hint, uint64_t amt_msat, RustCallStatus *_Nonnull out_status
 );
 RustBuffer ffi_sphinxrs_rustbuffer_alloc(int32_t size, RustCallStatus *_Nonnull out_status
@@ -474,9 +472,6 @@ uint16_t uniffi_sphinxrs_checksum_func_fetch_pings(void
 );
 uint16_t uniffi_sphinxrs_checksum_func_id_from_macaroon(void
     
-);
-uint16_t uniffi_sphinxrs_checksum_func_contact_for_encrypted_child_key(void
-    
 );
 uint16_t uniffi_sphinxrs_checksum_func_find_route(void
     
diff --git a/sphinx-ffi/src/uniffi/sphinxrs/sphinxrs.kt b/sphinx-ffi/src/uniffi/sphinxrs/sphinxrs.kt
index 40daa7a..718d9f8 100644
--- a/sphinx-ffi/src/uniffi/sphinxrs/sphinxrs.kt
+++ b/sphinx-ffi/src/uniffi/sphinxrs/sphinxrs.kt
@@ -524,8 +524,6 @@ internal interface _UniFFILib : Library {
     ): RustBuffer.ByValue
     fun uniffi_sphinxrs_fn_func_id_from_macaroon(`macaroon`: RustBuffer.ByValue,_uniffi_out_err: RustCallStatus, 
     ): RustBuffer.ByValue
-    fun uniffi_sphinxrs_fn_func_contact_for_encrypted_child_key(`seed`: RustBuffer.ByValue,`uniqueTime`: RustBuffer.ByValue,`state`: RustBuffer.ByValue,`encryptedChildKey`: RustBuffer.ByValue,_uniffi_out_err: RustCallStatus, 
-    ): RustBuffer.ByValue
     fun uniffi_sphinxrs_fn_func_find_route(`state`: RustBuffer.ByValue,`toPubkey`: RustBuffer.ByValue,`routeHint`: RustBuffer.ByValue,`amtMsat`: Long,_uniffi_out_err: RustCallStatus, 
     ): RustBuffer.ByValue
     fun ffi_sphinxrs_rustbuffer_alloc(`size`: Int,_uniffi_out_err: RustCallStatus, 
@@ -696,8 +694,6 @@ internal interface _UniFFILib : Library {
     ): Short
     fun uniffi_sphinxrs_checksum_func_id_from_macaroon(
     ): Short
-    fun uniffi_sphinxrs_checksum_func_contact_for_encrypted_child_key(
-    ): Short
     fun uniffi_sphinxrs_checksum_func_find_route(
     ): Short
     fun ffi_sphinxrs_uniffi_contract_version(
@@ -957,9 +953,6 @@ private fun uniffiCheckApiChecksums(lib: _UniFFILib) {
     if (lib.uniffi_sphinxrs_checksum_func_id_from_macaroon() != 36424.toShort()) {
         throw RuntimeException("UniFFI API checksum mismatch: try cleaning and rebuilding your project")
     }
-    if (lib.uniffi_sphinxrs_checksum_func_contact_for_encrypted_child_key() != 36351.toShort()) {
-        throw RuntimeException("UniFFI API checksum mismatch: try cleaning and rebuilding your project")
-    }
     if (lib.uniffi_sphinxrs_checksum_func_find_route() != 27285.toShort()) {
         throw RuntimeException("UniFFI API checksum mismatch: try cleaning and rebuilding your project")
     }
@@ -3135,15 +3128,6 @@ fun `idFromMacaroon`(`macaroon`: String): String {
 
 @Throws(SphinxException::class)
 
-fun `contactForEncryptedChildKey`(`seed`: String, `uniqueTime`: String, `state`: ByteArray, `encryptedChildKey`: String): String {
-    return FfiConverterString.lift(
-    rustCallWithError(SphinxException) { _status ->
-    _UniFFILib.INSTANCE.uniffi_sphinxrs_fn_func_contact_for_encrypted_child_key(FfiConverterString.lower(`seed`),FfiConverterString.lower(`uniqueTime`),FfiConverterByteArray.lower(`state`),FfiConverterString.lower(`encryptedChildKey`),_status)
-})
-}
-
-@Throws(SphinxException::class)
-
 fun `findRoute`(`state`: ByteArray, `toPubkey`: String, `routeHint`: String?, `amtMsat`: ULong): String {
     return FfiConverterString.lift(
     rustCallWithError(SphinxException) { _status ->