diff --git a/tests/support/mod.rs b/tests/support/mod.rs
index 4d461356..7444069e 100644
--- a/tests/support/mod.rs
+++ b/tests/support/mod.rs
@@ -23,18 +23,22 @@ macro_rules! t {
                 c.push((
                     __CReq {
                         uri: "/",
+                        body: vec![b'x'; 8192],
                         ..Default::default()
                     },
                     __CRes {
+                        body: vec![b'x'; 8192],
                         ..Default::default()
                     },
                 ));
                 s.push((
                     __SReq {
                         uri: "/",
+                        body: vec![b'x'; 8192],
                         ..Default::default()
                     },
                     __SRes {
+                        body: vec![b'x'; 8192],
                         ..Default::default()
                     },
                 ));