diff --git a/master/master.cfg b/master/master.cfg
index 2756eb1..ab6bf2b 100644
--- a/master/master.cfg
+++ b/master/master.cfg
@@ -291,7 +291,7 @@ test_factory.addStep(ShellCommand(
     workdir="build/tests/ziltest",
     env={'PATH' : bin_path + ":" + zfs_path},
     command=["runurl", bb_url + "bb-test-ziltest.sh"],
-    haltOnFailure=False, maxTime=120, sigtermTime=30, logEnviron=False,
+    haltOnFailure=False, maxTime=240, sigtermTime=30, logEnviron=False,
     lazylogfiles=True,
     logfiles={"console" : { "filename" : "console.log", "follow" : False }},
     decodeRC={0 : SUCCESS, 1 : FAILURE, 2 : WARNINGS, 3 : SKIPPED },