diff --git a/docs/content/docs/guides/your-first-plugin.mdx b/docs/content/docs/guides/your-first-plugin.mdx
index 0804bd7066..e7e0aa4659 100644
--- a/docs/content/docs/guides/your-first-plugin.mdx
+++ b/docs/content/docs/guides/your-first-plugin.mdx
@@ -134,7 +134,7 @@ import { createAuthMiddleware } from "better-auth/plugins";
     const today = new Date();
     const fiveYearsAgo = new Date(today.setFullYear(today.getFullYear() - 5));
 
-    if(birthday <= fiveYearsAgo) {
+    if(birthday >= fiveYearsAgo) {
       throw new APIError("BAD_REQUEST", { message: "User must be above 5 years old." });
     }
 
@@ -230,4 +230,4 @@ We highly recommend you visit our <Link href="/docs/concepts/plugins">plugins do
 If you have a plugin you’d like to share with the community, feel free to let us know through 
 our <Link href="https://discord.gg/6jHcdYMzyq">Discord server</Link>,
 or through a <Link href="https://github.com/better-auth/better-auth/pulls">pull-request</Link>
-and we may add it to the <Link href="/docs/plugins/community-plugins">community-plugins</Link> list!
\ No newline at end of file
+and we may add it to the <Link href="/docs/plugins/community-plugins">community-plugins</Link> list!