diff --git a/tests/Verify.asyn.sh b/tests/Verify.asyn.sh
new file mode 100644
index 0000000..ce1ae74
--- /dev/null
+++ b/tests/Verify.asyn.sh
@@ -0,0 +1,3 @@
+#!/bin/bash
+
+echo "HELLO WORLD"
\ No newline at end of file
diff --git a/tests/Verify.busy.sh b/tests/Verify.busy.sh
new file mode 100644
index 0000000..8ce1569
--- /dev/null
+++ b/tests/Verify.busy.sh
@@ -0,0 +1,3 @@
+#!/bin/bash
+
+echo TODO add tests for busy support module
diff --git a/tests/_test_support_build.sh b/tests/_test_support_build.sh
index fd8b061..b52c99a 100755
--- a/tests/_test_support_build.sh
+++ b/tests/_test_support_build.sh
@@ -61,7 +61,6 @@ do_build() {
         --build-arg BASE=${BASE_VERSION}
         --build-arg REGISTRY=ghcr.io/epics-containers
         --target ${TARGET}
-        --layers
         -t test_image_only
         -f ${DOCKERFILE}
     "
@@ -100,8 +99,12 @@ for dockerfile in ${THIS_FOLDER}/Dockerfile*; do
     # The above check is sufficient to show that the generic IOC will load and
     # run and that all the necessary runtime libraries are in place.
     #
-    # for more detailed testing add a Verify.xxx script where xxx is the
+    # for more detailed testing add a Verify.xxx.sh script where xxx is the
     # the same as the suffix on the Dockerfile. See Verify.asyn for an example.
+    VERIFY=Verify."${dockerfile#*.}"
+    if [[ -f ${THIS_FOLDER}/${VERIFY} ]] ; then
+        $THIS_FOLDER/${VERIFY} test_me
+    fi
 
     $docker stop -t0 test_me