diff --git a/Misc/build.sh b/Misc/build.sh
index 8eca6ba..91a8cbc 100755
--- a/Misc/build.sh
+++ b/Misc/build.sh
@@ -67,7 +67,7 @@
 # Note: test_XXX (none currently) really leak, but are disabled
 # so we don't send spam.  Any test which really leaks should only 
 # be listed here if there are also test cases under Lib/test/leakers.
-LEAKY_TESTS="test_(cmd_line|popen2|socket|sys|threadsignals|urllib2_localnet)"
+LEAKY_TESTS="test_(asynchat|cmd_line|popen2|socket|sys|threadsignals|urllib2_localnet)"
 
 # These tests always fail, so skip them so we don't get false positives.
 _ALWAYS_SKIP=""