diff --git a/http_keepalive.t b/http_keepalive.t
index e20f25b..be6324d 100644
--- a/http_keepalive.t
+++ b/http_keepalive.t
@@ -125,7 +125,7 @@
 is(() = $r =~ /(200 OK)/g, 3, 'keepalive time requests');
 unlike($r, qr/Connection: close/, 'keepalive time connection');
 
-$r = http_keepalive('/time', req => 3, sleep => 1.1);
+$r = http_keepalive('/time', req => 3, sleep => 1.2);
 is(() = $r =~ /(200 OK)/g, 2, 'keepalive time limit requests');
 like($r, qr/Connection: close/, 'keepalive time limit connection');