diff --git a/src/server/srv.rs b/src/server/srv.rs
index 7e50e12b4..17d84998d 100644
--- a/src/server/srv.rs
+++ b/src/server/srv.rs
@@ -254,7 +254,7 @@ where
         use super::{OpensslAcceptor, ServerFlags};
 
         // alpn support
-        let flags = if !self.no_http2 {
+        let flags = if self.no_http2 {
             ServerFlags::HTTP1
         } else {
             ServerFlags::HTTP1 | ServerFlags::HTTP2
@@ -278,7 +278,7 @@ where
         use super::{RustlsAcceptor, ServerFlags};
 
         // alpn support
-        let flags = if !self.no_http2 {
+        let flags = if self.no_http2 {
             ServerFlags::HTTP1
         } else {
             ServerFlags::HTTP1 | ServerFlags::HTTP2