diff --git a/.drone.yml b/.drone.yml
index f9db322..342b17c 100644
--- a/.drone.yml
+++ b/.drone.yml
@@ -1,14 +1,6 @@
 ---
 matrix:
   include:
-    - IMAGE: 3.6-stretch
-      TOXENV: py36
-    - IMAGE: 3.7-stretch
-      TOXENV: py37
-    - IMAGE: 3.8-buster
-      TOXENV: py38
-    - IMAGE: 3.9-buster
-      TOXENV: py39
     - IMAGE: 3.9-buster
       TOXENV: lint
     - IMAGE: 3.9-buster