diff --git a/sapi/fpm/tests/tester.inc b/sapi/fpm/tests/tester.inc
index b2a387638e9..3c452a19d57 100644
--- a/sapi/fpm/tests/tester.inc
+++ b/sapi/fpm/tests/tester.inc
@@ -622,7 +622,7 @@ class Tester
         $read = [$this->outDesc];
         $write = null;
         $except = null;
-        if (stream_select($read, $write, $except, 3)) {
+        if (stream_select($read, $write, $except, $timeout=5)) {
             return fgets($this->outDesc);
         } else {
             return null;