diff --git a/docs/changes.xml b/docs/changes.xml
index 65e9d200..12ad11f8 100644
--- a/docs/changes.xml
+++ b/docs/changes.xml
@@ -44,6 +44,12 @@ handled, and caused a use-after-free bug.
 </para>
 </change>
 
+<change type="change">
+<para>
+increased the applications' startup timeout.
+</para>
+</change>
+
 </changes>
 
 
diff --git a/src/nxt_controller.c b/src/nxt_controller.c
index 7510d6f0..e1e9fade 100644
--- a/src/nxt_controller.c
+++ b/src/nxt_controller.c
@@ -725,7 +725,7 @@ static const nxt_event_conn_state_t  nxt_controller_conn_read_state
 
     .timer_handler = nxt_controller_conn_read_timeout,
     .timer_value = nxt_controller_conn_timeout_value,
-    .timer_data = 60 * 1000,
+    .timer_data = 300 * 1000,
 };