diff --git a/actix-http/Cargo.toml b/actix-http/Cargo.toml
index d7915ddf9..c79ad11b2 100644
--- a/actix-http/Cargo.toml
+++ b/actix-http/Cargo.toml
@@ -61,7 +61,7 @@ derive_more = "0.99.5"
 encoding_rs = "0.8"
 futures-core = { version = "0.3.7", default-features = false, features = ["alloc"] }
 futures-util = { version = "0.3.7", default-features = false, features = ["alloc", "sink"] }
-h2 = "=0.3.0"
+h2 = "0.3.1"
 http = "0.2.2"
 httparse = "1.3"
 itoa = "0.4"
diff --git a/actix-http/tests/test_openssl.rs b/actix-http/tests/test_openssl.rs
index f44968baa..d5ec645a4 100644
--- a/actix-http/tests/test_openssl.rs
+++ b/actix-http/tests/test_openssl.rs
@@ -123,16 +123,14 @@ async fn test_h2_content_length() {
     let srv = test_server(move || {
         HttpService::build()
             .h2(|req: Request| {
-                let indx: usize = req.uri().path()[1..].parse().unwrap();
+                let idx: usize = req.uri().path()[1..].parse().unwrap();
                 let statuses = [
-                    StatusCode::NO_CONTENT,
                     StatusCode::CONTINUE,
-                    StatusCode::SWITCHING_PROTOCOLS,
-                    StatusCode::PROCESSING,
+                    StatusCode::NO_CONTENT,
                     StatusCode::OK,
                     StatusCode::NOT_FOUND,
                 ];
-                ok::<_, ()>(Response::new(statuses[indx]))
+                ok::<_, ()>(Response::new(statuses[idx]))
             })
             .openssl(tls_config())
             .map_err(|_| ())
@@ -143,21 +141,29 @@ async fn test_h2_content_length() {
     let value = HeaderValue::from_static("0");
 
     {
-        for i in 0..4 {
+        for &i in &[0] {
+            let req = srv
+                .request(Method::HEAD, srv.surl(&format!("/{}", i)))
+                .send();
+            let _response = req.await.expect_err("should timeout on recv 1xx frame");
+            // assert_eq!(response.headers().get(&header), None);
+
+            let req = srv
+                .request(Method::GET, srv.surl(&format!("/{}", i)))
+                .send();
+            let _response = req.await.expect_err("should timeout on recv 1xx frame");
+            // assert_eq!(response.headers().get(&header), None);
+        }
+
+        for &i in &[1] {
             let req = srv
                 .request(Method::GET, srv.surl(&format!("/{}", i)))
                 .send();
             let response = req.await.unwrap();
             assert_eq!(response.headers().get(&header), None);
-
-            let req = srv
-                .request(Method::HEAD, srv.surl(&format!("/{}", i)))
-                .send();
-            let response = req.await.unwrap();
-            assert_eq!(response.headers().get(&header), None);
         }
 
-        for i in 4..6 {
+        for &i in &[2, 3] {
             let req = srv
                 .request(Method::GET, srv.surl(&format!("/{}", i)))
                 .send();
diff --git a/actix-http/tests/test_rustls.rs b/actix-http/tests/test_rustls.rs
index a36400910..81edb5c18 100644
--- a/actix-http/tests/test_rustls.rs
+++ b/actix-http/tests/test_rustls.rs
@@ -17,7 +17,6 @@ use rustls::{
     NoClientAuth, ServerConfig as RustlsServerConfig,
 };
 
-use std::fs::File;
 use std::io::{self, BufReader};
 
 async fn load_body<S>(mut stream: S) -> Result<BytesMut, PayloadError>
@@ -139,10 +138,8 @@ async fn test_h2_content_length() {
             .h2(|req: Request| {
                 let indx: usize = req.uri().path()[1..].parse().unwrap();
                 let statuses = [
-                    StatusCode::NO_CONTENT,
                     StatusCode::CONTINUE,
-                    StatusCode::SWITCHING_PROTOCOLS,
-                    StatusCode::PROCESSING,
+                    StatusCode::NO_CONTENT,
                     StatusCode::OK,
                     StatusCode::NOT_FOUND,
                 ];
@@ -154,22 +151,31 @@ async fn test_h2_content_length() {
 
     let header = HeaderName::from_static("content-length");
     let value = HeaderValue::from_static("0");
+
     {
-        for i in 0..4 {
+        for &i in &[0] {
+            let req = srv
+                .request(Method::HEAD, srv.surl(&format!("/{}", i)))
+                .send();
+            let _response = req.await.expect_err("should timeout on recv 1xx frame");
+            // assert_eq!(response.headers().get(&header), None);
+
+            let req = srv
+                .request(Method::GET, srv.surl(&format!("/{}", i)))
+                .send();
+            let _response = req.await.expect_err("should timeout on recv 1xx frame");
+            // assert_eq!(response.headers().get(&header), None);
+        }
+
+        for &i in &[1] {
             let req = srv
                 .request(Method::GET, srv.surl(&format!("/{}", i)))
                 .send();
             let response = req.await.unwrap();
             assert_eq!(response.headers().get(&header), None);
-
-            let req = srv
-                .request(Method::HEAD, srv.surl(&format!("/{}", i)))
-                .send();
-            let response = req.await.unwrap();
-            assert_eq!(response.headers().get(&header), None);
         }
 
-        for i in 4..6 {
+        for &i in &[2, 3] {
             let req = srv
                 .request(Method::GET, srv.surl(&format!("/{}", i)))
                 .send();