diff --git a/setup.py b/setup.py
index 512d2757ab..6472eadbe2 100644
--- a/setup.py
+++ b/setup.py
@@ -52,7 +52,7 @@
         [">=2.7", "!=3.0.*", "!=3.1.*", "!=3.2.*", "!=3.3.*", "!=3.4.*"]
     ),
     install_requires=install_requires,
-    packages=find_packages() + ["scripts"],
+    packages=find_packages(exclude=["tests.*", "tests"]) + ["scripts"],
     package_data={
         "platformio": [
             "ide/tpls/*/.*.tpl",