diff --git a/quinn-proto/src/endpoint.rs b/quinn-proto/src/endpoint.rs
index e146915a4..2ed8c2d41 100644
--- a/quinn-proto/src/endpoint.rs
+++ b/quinn-proto/src/endpoint.rs
@@ -709,13 +709,6 @@ impl Endpoint {
         })
     }
 
-    /// Unconditionally reject future incoming connections
-    pub fn reject_new_connections(&mut self) {
-        if let Some(config) = self.server_config.as_mut() {
-            Arc::make_mut(config).concurrent_connections(0);
-        }
-    }
-
     /// Access the configuration used by this endpoint
     pub fn config(&self) -> &EndpointConfig {
         &self.config