diff --git a/doc/api/modules.md b/doc/api/modules.md
index 0c860af60d1446..18e6d29797770e 100644
--- a/doc/api/modules.md
+++ b/doc/api/modules.md
@@ -562,7 +562,7 @@ wrapper that looks like the following:
 
 By doing this, Node.js achieves a few things:
 
-* It keeps top-level variables (defined with `var`, `const` or `let`) scoped to
+* It keeps top-level variables (defined with `var`, `const`, or `let`) scoped to
   the module rather than the global object.
 * It helps to provide some global-looking variables that are actually specific
   to the module, such as: