diff --git a/tests/test-hup b/tests/test-hup
--- a/tests/test-hup
+++ b/tests/test-hup
@@ -7,7 +7,7 @@ hg serve --stdio < p &
 P=$!
 (echo lock; echo addchangegroup; sleep 5) > p &
 Q=$!
-sleep 1
+sleep 3
 kill -HUP $P
 wait
 ls .hg