diff --git a/auxil/btest b/auxil/btest
index 9590947dc1..789eec5c2e 160000
--- a/auxil/btest
+++ b/auxil/btest
@@ -1 +1 @@
-Subproject commit 9590947dc1d4e8096af21e344311c6b1d188d197
+Subproject commit 789eec5c2e4229dc8e8a9421157d9e3327256bd8
diff --git a/testing/btest/btest.cfg b/testing/btest/btest.cfg
index dcfa0397a9..2bf145d4a7 100644
--- a/testing/btest/btest.cfg
+++ b/testing/btest/btest.cfg
@@ -20,6 +20,7 @@ ZEEK_PLUGIN_PATH=
 TZ=UTC
 LC_ALL=C
 BTEST_PATH=%(testbase)s/../../auxil/btest
+BTEST_BG_RUN_SLEEP=0
 PATH=%(testbase)s/../../%(build_dir)s/src%(pathsep)s%(testbase)s/../scripts%(pathsep)s%(testbase)s/../../auxil/btest%(pathsep)s%(testbase)s/../../%(build_dir)s/auxil/zeek-aux/zeek-cut%(pathsep)s%(testbase)s/../../%(build_dir)s/auxil/spicy/bin%(pathsep)s%(testbase)s/../../%(build_dir)s/src/spicy/spicyz%(pathsep)s%(testbase)s/../../auxil/btest/sphinx%(pathsep)s%(default_path)s%(pathsep)s/sbin
 TRACES=%(testbase)s/Traces
 FILES=%(testbase)s/Files