diff --git a/_includes/sqlstyle.guide.md b/_includes/sqlstyle.guide.md
index 482d442..4cd07c3 100644
--- a/_includes/sqlstyle.guide.md
+++ b/_includes/sqlstyle.guide.md
@@ -103,9 +103,9 @@ FROM staff AS s;
 * Do not prefix with `sp_` or any other such descriptive prefix or Hungarian
   notation.
 
-### Uniform suffixes
+### Uniform prefixes
 
-* `is_` - for booleans
+* `is_` - denotes a boolean
 
 ### Uniform suffixes