diff --git a/t/024-access/on-abort.t b/t/024-access/on-abort.t
index 70637ba862..a013d90998 100644
--- a/t/024-access/on-abort.t
+++ b/t/024-access/on-abort.t
@@ -372,7 +372,7 @@ delete thread 1
 $
 --- timeout: 0.2
 --- abort
---- wait: 0.2
+--- wait: 1
 --- ignore_response
 --- no_error_log
 [error]
diff --git a/t/128-duplex-tcp-socket.t b/t/128-duplex-tcp-socket.t
index 511cc20bfc..268ec79cda 100644
--- a/t/128-duplex-tcp-socket.t
+++ b/t/128-duplex-tcp-socket.t
@@ -355,7 +355,7 @@ F(ngx_http_lua_socket_tcp_finalize_write_part) {
 --- tcp_query_len: 11
 --- no_error_log
 [error]
---- wait: 0.05
+--- wait: 0.5
 
 
 
diff --git a/t/189-http2-subreq-error-wakeup.t b/t/189-http2-subreq-error-wakeup.t
index 2b6adb6e19..553b806b74 100644
--- a/t/189-http2-subreq-error-wakeup.t
+++ b/t/189-http2-subreq-error-wakeup.t
@@ -46,6 +46,7 @@ __DATA__
 --- http2
 --- request
 GET /delay
+--- curl_options: --max-time=0.9
 --- timeout: 1
 --- abort
 --- ignore_response
@@ -100,6 +101,7 @@ Parent request finished, got response from subrequest
 --- http2
 --- request
 GET /outer
+--- curl_options: --max-time=0.9
 --- timeout: 1
 --- abort
 --- ignore_response
@@ -160,6 +162,7 @@ Outer request completed
 --- http2
 --- request
 GET /parallel
+--- curl_options: --max-time=0.9
 --- timeout: 1
 --- abort
 --- ignore_response