diff --git a/tests/run-tests.py b/tests/run-tests.py
--- a/tests/run-tests.py
+++ b/tests/run-tests.py
@@ -326,7 +326,7 @@
 
 default_defaults = {
     'jobs': ('HGTEST_JOBS', multiprocessing.cpu_count()),
-    'timeout': ('HGTEST_TIMEOUT', 180),
+    'timeout': ('HGTEST_TIMEOUT', 360),
     'slowtimeout': ('HGTEST_SLOWTIMEOUT', 1500),
     'port': ('HGTEST_PORT', 20059),
     'shell': ('HGTEST_SHELL', 'sh'),