diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index b4373c2a..4dd1188e 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -30,7 +30,7 @@ jobs:
         #  - "7.3"
         #  - "7.4"
         sphinx:
-        #  - "2.2.11"
+          - "2.2.11"
           - "3.5.1"
 
     services: