diff --git a/.readthedocs.yml b/.readthedocs.yml
index c8aaf1d..9b17298 100644
--- a/.readthedocs.yml
+++ b/.readthedocs.yml
@@ -2,5 +2,5 @@ build:
   image: latest
 
 python:
-  version: 3.7
+  version: 3.6
   setup_py_install: true
\ No newline at end of file