diff --git a/.fern/metadata.json b/.fern/metadata.json
index 48c81e8a2..10a6aa0ee 100644
--- a/.fern/metadata.json
+++ b/.fern/metadata.json
@@ -20,5 +20,5 @@
         "testFramework": "jest",
         "enableForwardCompatibleEnums": true
     },
-    "sdkVersion": "4.0.0-alpha.1"
+    "sdkVersion": "4.0.0"
 }
diff --git a/package.json b/package.json
index 6c6ba54f1..daf6b4dfa 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@mergeapi/merge-node-client",
-    "version": "4.0.0-alpha.1",
+    "version": "4.0.0",
     "private": false,
     "repository": {
         "type": "git",
diff --git a/src/BaseClient.ts b/src/BaseClient.ts
index e1f0b3bed..0f5187f8a 100644
--- a/src/BaseClient.ts
+++ b/src/BaseClient.ts
@@ -56,8 +56,8 @@ export function normalizeClientOptions<T extends BaseClientOptions = BaseClientO
         {
             "X-Fern-Language": "JavaScript",
             "X-Fern-SDK-Name": "@mergeapi/merge-node-client",
-            "X-Fern-SDK-Version": "4.0.0-alpha.1",
-            "User-Agent": "@mergeapi/merge-node-client/4.0.0-alpha.1",
+            "X-Fern-SDK-Version": "4.0.0",
+            "User-Agent": "@mergeapi/merge-node-client/4.0.0",
             "X-Fern-Runtime": core.RUNTIME.type,
             "X-Fern-Runtime-Version": core.RUNTIME.version,
             "X-Account-Token": options?.accountToken,
diff --git a/src/version.ts b/src/version.ts
index 823d6df2e..c8a6ab3f5 100644
--- a/src/version.ts
+++ b/src/version.ts
@@ -1 +1 @@
-export const SDK_VERSION = "4.0.0-alpha.1";
+export const SDK_VERSION = "4.0.0";