diff --git a/src/async_impl/client.rs b/src/async_impl/client.rs
index 13f29e80c..b56c7fee7 100644
--- a/src/async_impl/client.rs
+++ b/src/async_impl/client.rs
@@ -1000,7 +1000,7 @@ impl ClientBuilder {
 
     // TCP options
 
-    /// Set whether sockets have `SO_NODELAY` enabled.
+    /// Set whether sockets have `TCP_NODELAY` enabled.
     ///
     /// Default is `true`.
     pub fn tcp_nodelay(mut self, enabled: bool) -> ClientBuilder {
diff --git a/src/blocking/client.rs b/src/blocking/client.rs
index e2c08bb71..e6ec6735a 100644
--- a/src/blocking/client.rs
+++ b/src/blocking/client.rs
@@ -466,7 +466,7 @@ impl ClientBuilder {
 
     // TCP options
 
-    /// Set whether sockets have `SO_NODELAY` enabled.
+    /// Set whether sockets have `TCP_NODELAY` enabled.
     ///
     /// Default is `true`.
     pub fn tcp_nodelay(self, enabled: bool) -> ClientBuilder {