diff --git a/dev/build_and_install.sh b/dev/build_and_install.sh
index b378aa6..a983eb7 100644
--- a/dev/build_and_install.sh
+++ b/dev/build_and_install.sh
@@ -22,8 +22,5 @@ X=$(ls -1tr dist/*.whl |tail -n 1)
 python3 -m pip install --require-virtualenv --force-reinstall --no-deps $X
 python3 -m pytest
 
-# Run a demo
-test_adctk_builder
-
 # build documentation in doc/generated. Doxygen 1.16.1 or later is highly recommended.
 doxygen Doxyfile
diff --git a/pyproject.toml b/pyproject.toml
index b644bc8..da71476 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -36,7 +36,7 @@ dev = [
 adctk-publish = "adctk.scripts.adctk_publish:main"
 adctk_hello_world = "adctk.scripts.adctk_hello_world:main"
 test_adc_types = "adctk.scripts.test_adc_types:main"
-test_adctk_builder = "adctk.scripts.test_adctk_builder:main"
+test_adctk_builder = "tests.test_adctk_builder:main"
 test_old_builder = "adctk.scripts.test_builder:main"
 
 ldms-blob-file-to-http-post = "adctk.ldms_scripts.ldms_blob_file_to_http_post:main"
diff --git a/src/adctk/scripts/test_adctk_builder.py b/tests/test_adctk_builder.py
similarity index 98%
rename from src/adctk/scripts/test_adctk_builder.py
rename to tests/test_adctk_builder.py
index 14dd89f..dcbac68 100644
--- a/src/adctk/scripts/test_adctk_builder.py
+++ b/tests/test_adctk_builder.py
@@ -5,9 +5,9 @@
 import array
 import numpy
 import adctk
-#import adctk.adc_types
-#import adctk.builder
-#import adctk.publisher
+import adctk.adc_types
+import adctk.builder
+import adctk.publisher
 
 adc_plugin_file_config = {
         "ADC_FILE_PLUGIN_DIRECTORY": "./test.outputs", 
@@ -23,7 +23,7 @@
 # fixme: use logger
 
 # config w/file_config and call initialize.
-def test_publisher( pub: adctk.Publisher,  b: adctk.Builder) -> int :
+def xtest_publisher( pub: adctk.Publisher,  b: adctk.Builder) -> int :
     err = 0
     e = 0
     err = pub.config(**file_config)
@@ -407,18 +407,18 @@ def main() -> int:
 
     print("NONE TEST")
     p0 = f.get_publisher("none")
-    print(test_publisher(p0, b))
+    print(xtest_publisher(p0, b))
 
     print("FILE TEST")
     p1 = f.get_publisher("file")
-    print(test_publisher(p1, b))
+    print(xtest_publisher(p1, b))
 
     print("STDOUT TEST")
     p2 = f.get_publisher("stdout")
-    print(test_publisher(p2, b))
+    print(xtest_publisher(p2, b))
 
 #   p3 = f.get_publisher("syslog")
-#   print(test_publisher(p3, b))
+#   print(xtest_publisher(p3, b))
 
     print("MULTIPUB TEST")
 
diff --git a/src/adctk/scripts/test_builder.py b/tests/test_basicbuilder.py
similarity index 100%
rename from src/adctk/scripts/test_builder.py
rename to tests/test_basicbuilder.py