diff --git a/package-lock.json b/package-lock.json
index a43029b..007dbbc 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "@orionprotocol/sdk",
-  "version": "0.19.1",
+  "version": "0.19.2",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "@orionprotocol/sdk",
-      "version": "0.19.1",
+      "version": "0.19.2",
       "license": "ISC",
       "dependencies": {
         "@babel/runtime": "^7.21.0",
diff --git a/package.json b/package.json
index 2d741bc..68f13dc 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@orionprotocol/sdk",
-  "version": "0.19.1",
+  "version": "0.19.2",
   "description": "Orion Protocol SDK",
   "main": "./lib/index.cjs",
   "module": "./lib/index.js",
diff --git a/src/services/ReferralSystem/index.ts b/src/services/ReferralSystem/index.ts
index cc6a14e..2cf3905 100644
--- a/src/services/ReferralSystem/index.ts
+++ b/src/services/ReferralSystem/index.ts
@@ -133,30 +133,28 @@ class ReferralSystem {
     );
 
   createReferralLink = (
-    payload: CreateLinkPayloadType,
-    signature: SignatureType
+    payload: CreateLinkPayloadType
   ) =>
-    fetchWithValidation(`${this.apiUrl}/referer/create`, linkSchema, {
+    fetchWithValidation(`${this.apiUrl}/referer/create2`, linkSchema, {
       headers: {
         'Content-type': 'application/json',
       },
       method: 'POST',
-      body: JSON.stringify({payload, signature}),
+      body: JSON.stringify(payload),
     });
 
   subscribeToReferral = (
-    payload: SubscribePayloadType,
-    signature: SignatureType
+    payload: SubscribePayloadType
   ) =>
     fetchWithValidation(
-      `${this.apiUrl}/referer/subscribe`,
+      `${this.apiUrl}/referer/subscribe2`,
       linkSchema,
       {
         headers: {
           'Content-type': 'application/json',
         },
         method: 'POST',
-        body: JSON.stringify({payload, signature}),
+        body: JSON.stringify(payload),
       },
       errorSchema
     );