diff --git a/.pylintrc b/.pylintrc
index 6180ea0..da7f1b1 100644
--- a/.pylintrc
+++ b/.pylintrc
@@ -218,7 +218,7 @@ max-branches=50
 max-statements=150
 
 # Maximum number of parents for a class (see R0901).
-max-parents=25
+max-parents=20
 
 # Maximum number of attributes for a class (see R0902).
 max-attributes=50