diff --git a/cloudflare/src/endpoints/load_balancing/mod.rs b/cloudflare/src/endpoints/load_balancing/mod.rs
index 9b05a175..1f8d82b8 100644
--- a/cloudflare/src/endpoints/load_balancing/mod.rs
+++ b/cloudflare/src/endpoints/load_balancing/mod.rs
@@ -81,6 +81,7 @@ pub enum SessionAffinity {
     Nil,
     None,
     Cookie,
+    #[serde(rename = "ip_cookie")]
     IpCookie,
 }