diff --git a/CHANGES b/CHANGES
index f1aa663a98..b06fc5b98d 100644
--- a/CHANGES
+++ b/CHANGES
@@ -1,4 +1,8 @@
 
+2.6-389 | 2019-06-06 20:02:19 -0700
+
+  * Update plugin unit tests to use --zeek-dist (Jon Siwek, Corelight)
+
 2.6-388 | 2019-06-06 19:48:55 -0700
 
   * Change default value of peer_description "zeek" (Jon Siwek, Corelight)
diff --git a/VERSION b/VERSION
index 5317046328..e9a7ecf6e3 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-2.6-388
+2.6-389
diff --git a/aux/zeek-aux b/aux/zeek-aux
index e5b766fa0c..bac443d6ce 160000
--- a/aux/zeek-aux
+++ b/aux/zeek-aux
@@ -1 +1 @@
-Subproject commit e5b766fa0cc4e07a8a8275cab271170558f6bd2b
+Subproject commit bac443d6cebca567d3d0da52a25ff4e0bcdd1edd
diff --git a/testing/btest/plugins/bifs-and-scripts-install.sh b/testing/btest/plugins/bifs-and-scripts-install.sh
index a11650678e..0fbad20b36 100644
--- a/testing/btest/plugins/bifs-and-scripts-install.sh
+++ b/testing/btest/plugins/bifs-and-scripts-install.sh
@@ -1,6 +1,6 @@
 # @TEST-EXEC: ${DIST}/aux/zeek-aux/plugin-support/init-plugin -u . Demo Foo
 # @TEST-EXEC: bash %INPUT
-# @TEST-EXEC: ./configure --bro-dist=${DIST} --install-root=`pwd`/test-install
+# @TEST-EXEC: ./configure --zeek-dist=${DIST} --install-root=`pwd`/test-install
 # @TEST-EXEC: make
 # @TEST-EXEC: make install
 # @TEST-EXEC: ZEEK_PLUGIN_PATH=`pwd`/test-install zeek -NN Demo::Foo >>output
diff --git a/testing/btest/plugins/bifs-and-scripts.sh b/testing/btest/plugins/bifs-and-scripts.sh
index d6c2704125..fadab44978 100644
--- a/testing/btest/plugins/bifs-and-scripts.sh
+++ b/testing/btest/plugins/bifs-and-scripts.sh
@@ -1,6 +1,6 @@
 # @TEST-EXEC: ${DIST}/aux/zeek-aux/plugin-support/init-plugin -u . Demo Foo
 # @TEST-EXEC: bash %INPUT
-# @TEST-EXEC: ./configure --bro-dist=${DIST} && make
+# @TEST-EXEC: ./configure --zeek-dist=${DIST} && make
 # @TEST-EXEC: ZEEK_PLUGIN_PATH=`pwd` zeek -NN Demo::Foo >>output
 
 # @TEST-EXEC: echo === >>output
diff --git a/testing/btest/plugins/file.zeek b/testing/btest/plugins/file.zeek
index f83365533a..5a59af6ad7 100644
--- a/testing/btest/plugins/file.zeek
+++ b/testing/btest/plugins/file.zeek
@@ -1,6 +1,6 @@
 # @TEST-EXEC: ${DIST}/aux/zeek-aux/plugin-support/init-plugin -u . Demo Foo
 # @TEST-EXEC: cp -r %DIR/file-plugin/* .
-# @TEST-EXEC: ./configure --bro-dist=${DIST} && make
+# @TEST-EXEC: ./configure --zeek-dist=${DIST} && make
 # @TEST-EXEC: ZEEK_PLUGIN_PATH=`pwd` zeek -NN Demo::Foo >>output
 # @TEST-EXEC: echo === >>output
 # @TEST-EXEC: ZEEK_PLUGIN_PATH=`pwd` zeek -r $TRACES/ftp/retr.trace %INPUT >>output
diff --git a/testing/btest/plugins/hooks.zeek b/testing/btest/plugins/hooks.zeek
index ad61c6859f..79f750bac5 100644
--- a/testing/btest/plugins/hooks.zeek
+++ b/testing/btest/plugins/hooks.zeek
@@ -1,6 +1,6 @@
 # @TEST-EXEC: ${DIST}/aux/zeek-aux/plugin-support/init-plugin -u . Demo Hooks
 # @TEST-EXEC: cp -r %DIR/hooks-plugin/* .
-# @TEST-EXEC: ./configure --bro-dist=${DIST} && make
+# @TEST-EXEC: ./configure --zeek-dist=${DIST} && make
 # @TEST-EXEC: ZEEK_PLUGIN_ACTIVATE="Demo::Hooks" ZEEK_PLUGIN_PATH=`pwd` zeek -b -r $TRACES/http/get.trace %INPUT 2>&1 | $SCRIPTS/diff-remove-abspath | sort | uniq  >output
 # @TEST-EXEC: btest-diff output
 
diff --git a/testing/btest/plugins/init-plugin.zeek b/testing/btest/plugins/init-plugin.zeek
index 1895117c4c..afd167f449 100644
--- a/testing/btest/plugins/init-plugin.zeek
+++ b/testing/btest/plugins/init-plugin.zeek
@@ -1,5 +1,5 @@
 # @TEST-EXEC: ${DIST}/aux/zeek-aux/plugin-support/init-plugin -u . Demo Foo
-# @TEST-EXEC: ./configure --bro-dist=${DIST} && make
+# @TEST-EXEC: ./configure --zeek-dist=${DIST} && make
 # @TEST-EXEC: ZEEK_PLUGIN_PATH=`pwd` zeek -NN Demo::Foo >>output
 # @TEST-EXEC: echo === >>output
 # @TEST-EXEC: ZEEK_PLUGIN_PATH=`pwd` zeek -r $TRACES/port4242.trace >>output
diff --git a/testing/btest/plugins/logging-hooks.zeek b/testing/btest/plugins/logging-hooks.zeek
index 576a9f0289..b11e3a89f3 100644
--- a/testing/btest/plugins/logging-hooks.zeek
+++ b/testing/btest/plugins/logging-hooks.zeek
@@ -1,6 +1,6 @@
 # @TEST-EXEC: ${DIST}/aux/zeek-aux/plugin-support/init-plugin -u . Log Hooks
 # @TEST-EXEC: cp -r %DIR/logging-hooks-plugin/* .
-# @TEST-EXEC: ./configure --bro-dist=${DIST} && make
+# @TEST-EXEC: ./configure --zeek-dist=${DIST} && make
 # @TEST-EXEC: ZEEK_PLUGIN_ACTIVATE="Log::Hooks" ZEEK_PLUGIN_PATH=`pwd` zeek -b %INPUT 2>&1 | $SCRIPTS/diff-remove-abspath | sort | uniq  >output
 # @TEST-EXEC: btest-diff output
 # @TEST-EXEC: btest-diff ssh.log
diff --git a/testing/btest/plugins/pktdumper.zeek b/testing/btest/plugins/pktdumper.zeek
index 191105dd5a..ff78dad502 100644
--- a/testing/btest/plugins/pktdumper.zeek
+++ b/testing/btest/plugins/pktdumper.zeek
@@ -1,6 +1,6 @@
 # @TEST-EXEC: ${DIST}/aux/zeek-aux/plugin-support/init-plugin -u . Demo Foo
 # @TEST-EXEC: cp -r %DIR/pktdumper-plugin/* .
-# @TEST-EXEC: ./configure --bro-dist=${DIST} && make
+# @TEST-EXEC: ./configure --zeek-dist=${DIST} && make
 # @TEST-EXEC: ZEEK_PLUGIN_PATH=`pwd` zeek -NN Demo::Foo  >>output
 # @TEST-EXEC: echo === >>output
 # @TEST-EXEC: ZEEK_PLUGIN_PATH=`pwd` zeek -r $TRACES/port4242.trace -w foo::XXX %INPUT FilteredTraceDetection::enable=F >>output
diff --git a/testing/btest/plugins/pktsrc.zeek b/testing/btest/plugins/pktsrc.zeek
index 4058a21440..59a2ea2148 100644
--- a/testing/btest/plugins/pktsrc.zeek
+++ b/testing/btest/plugins/pktsrc.zeek
@@ -1,6 +1,6 @@
 # @TEST-EXEC: ${DIST}/aux/zeek-aux/plugin-support/init-plugin -u . Demo Foo
 # @TEST-EXEC: cp -r %DIR/pktsrc-plugin/* .
-# @TEST-EXEC: ./configure --bro-dist=${DIST} && make
+# @TEST-EXEC: ./configure --zeek-dist=${DIST} && make
 # @TEST-EXEC: ZEEK_PLUGIN_PATH=`pwd` zeek -NN Demo::Foo  >>output
 # @TEST-EXEC: echo === >>output
 # @TEST-EXEC: ZEEK_PLUGIN_PATH=`pwd` zeek -r foo::XXX %INPUT FilteredTraceDetection::enable=F >>output
diff --git a/testing/btest/plugins/plugin-nopatchversion.zeek b/testing/btest/plugins/plugin-nopatchversion.zeek
index 1fdadc6658..d5f5693bc7 100644
--- a/testing/btest/plugins/plugin-nopatchversion.zeek
+++ b/testing/btest/plugins/plugin-nopatchversion.zeek
@@ -1,5 +1,5 @@
 # @TEST-EXEC: ${DIST}/aux/zeek-aux/plugin-support/init-plugin -u . Testing NoPatchVersion
 # @TEST-EXEC: cp -r %DIR/plugin-nopatchversion-plugin/* .
-# @TEST-EXEC: ./configure --bro-dist=${DIST} && make
+# @TEST-EXEC: ./configure --zeek-dist=${DIST} && make
 # @TEST-EXEC: ZEEK_PLUGIN_PATH=$(pwd) zeek -N Testing::NoPatchVersion >> output
 # @TEST-EXEC: btest-diff output
diff --git a/testing/btest/plugins/plugin-withpatchversion.zeek b/testing/btest/plugins/plugin-withpatchversion.zeek
index 45e268d63b..cc484ce44d 100644
--- a/testing/btest/plugins/plugin-withpatchversion.zeek
+++ b/testing/btest/plugins/plugin-withpatchversion.zeek
@@ -1,5 +1,5 @@
 # @TEST-EXEC: ${DIST}/aux/zeek-aux/plugin-support/init-plugin -u . Testing WithPatchVersion
 # @TEST-EXEC: cp -r %DIR/plugin-withpatchversion-plugin/* .
-# @TEST-EXEC: ./configure --bro-dist=${DIST} && make
+# @TEST-EXEC: ./configure --zeek-dist=${DIST} && make
 # @TEST-EXEC: ZEEK_PLUGIN_PATH=$(pwd) zeek -N Testing::WithPatchVersion >> output
 # @TEST-EXEC: btest-diff output
diff --git a/testing/btest/plugins/protocol.zeek b/testing/btest/plugins/protocol.zeek
index 9ff886d4b3..295d8dbd2d 100644
--- a/testing/btest/plugins/protocol.zeek
+++ b/testing/btest/plugins/protocol.zeek
@@ -1,6 +1,6 @@
 # @TEST-EXEC: ${DIST}/aux/zeek-aux/plugin-support/init-plugin -u . Demo Foo
 # @TEST-EXEC: cp -r %DIR/protocol-plugin/* .
-# @TEST-EXEC: ./configure --bro-dist=${DIST} && make
+# @TEST-EXEC: ./configure --zeek-dist=${DIST} && make
 # @TEST-EXEC: ZEEK_PLUGIN_PATH=`pwd` zeek -NN Demo::Foo >>output
 # @TEST-EXEC: echo === >>output
 # @TEST-EXEC: ZEEK_PLUGIN_PATH=`pwd` zeek -r $TRACES/port4242.trace %INPUT >>output
diff --git a/testing/btest/plugins/reader.zeek b/testing/btest/plugins/reader.zeek
index c77289ca92..40cb97765d 100644
--- a/testing/btest/plugins/reader.zeek
+++ b/testing/btest/plugins/reader.zeek
@@ -1,6 +1,6 @@
 # @TEST-EXEC: ${DIST}/aux/zeek-aux/plugin-support/init-plugin  -u . Demo Foo
 # @TEST-EXEC: cp -r %DIR/reader-plugin/* .
-# @TEST-EXEC: ./configure --bro-dist=${DIST} && make
+# @TEST-EXEC: ./configure --zeek-dist=${DIST} && make
 # @TEST-EXEC: ZEEK_PLUGIN_PATH=`pwd` zeek -NN Demo::Foo >>output
 # @TEST-EXEC: echo === >>output
 # @TEST-EXEC: ZEEK_PLUGIN_PATH=`pwd` btest-bg-run zeek zeek %INPUT
diff --git a/testing/btest/plugins/reporter-hook.zeek b/testing/btest/plugins/reporter-hook.zeek
index c86b4a264d..01229b3d49 100644
--- a/testing/btest/plugins/reporter-hook.zeek
+++ b/testing/btest/plugins/reporter-hook.zeek
@@ -1,6 +1,6 @@
 # @TEST-EXEC: ${DIST}/aux/zeek-aux/plugin-support/init-plugin -u . Reporter Hook
 # @TEST-EXEC: cp -r %DIR/reporter-hook-plugin/* .
-# @TEST-EXEC: ./configure --bro-dist=${DIST} && make
+# @TEST-EXEC: ./configure --zeek-dist=${DIST} && make
 # @TEST-EXEC: ZEEK_PLUGIN_ACTIVATE="Reporter::Hook" ZEEK_PLUGIN_PATH=`pwd` zeek -b %INPUT 2>&1 | $SCRIPTS/diff-remove-abspath | sort | uniq  >output
 # @TEST-EXEC: btest-diff output
 # @TEST-EXEC: TEST_DIFF_CANONIFIER="$SCRIPTS/diff-remove-abspath | $SCRIPTS/diff-remove-timestamps" btest-diff reporter.log
diff --git a/testing/btest/plugins/writer.zeek b/testing/btest/plugins/writer.zeek
index a04fb2bc19..21426dfdae 100644
--- a/testing/btest/plugins/writer.zeek
+++ b/testing/btest/plugins/writer.zeek
@@ -1,6 +1,6 @@
 # @TEST-EXEC: ${DIST}/aux/zeek-aux/plugin-support/init-plugin -u . Demo Foo
 # @TEST-EXEC: cp -r %DIR/writer-plugin/* .
-# @TEST-EXEC: ./configure --bro-dist=${DIST} && make
+# @TEST-EXEC: ./configure --zeek-dist=${DIST} && make
 # @TEST-EXEC: ZEEK_PLUGIN_PATH=`pwd` zeek -NN Demo::Foo >>output
 # @TEST-EXEC: echo === >>output
 # @TEST-EXEC: ZEEK_PLUGIN_PATH=`pwd` zeek -r $TRACES/socks.trace Log::default_writer=Log::WRITER_FOO %INPUT | sort >>output