diff --git a/_includes/sqlstyle.guide.md b/_includes/sqlstyle.guide.md
index 996b453..989553f 100644
--- a/_includes/sqlstyle.guide.md
+++ b/_includes/sqlstyle.guide.md
@@ -90,7 +90,7 @@ SELECT first_name
   notation.
 * Never give a table the same name as one of its columns and vice versa.
 * Avoid, where possible, concatenating two table names together to create the name
-  of a relationship table. Rather than `car_mechanic` prefer `service`.
+  of a relationship table. Rather than `cars_mechanics` prefer `services`.
 
 ### Columns