diff --git a/docs/rules/README.md b/docs/rules/README.md
index f97c1bf881f..0a3ac392195 100644
--- a/docs/rules/README.md
+++ b/docs/rules/README.md
@@ -168,7 +168,7 @@ These rules relate to style guidelines, and are therefore quite subjective:
 * [id-match](id-match.md): require identifiers to match a specified regular expression
 * [indent](indent.md): enforce consistent indentation (fixable)
 * [jsx-quotes](jsx-quotes.md): enforce the consistent use of either double or single quotes in JSX attributes (fixable)
-* [key-spacing](key-spacing.md): enforce consistent spacing between keys and values in object literal properties
+* [key-spacing](key-spacing.md): enforce consistent spacing between keys and values in object literal properties (fixable)
 * [keyword-spacing](keyword-spacing.md): enforce consistent spacing before and after keywords (fixable)
 * [linebreak-style](linebreak-style.md): enforce consistent linebreak style (fixable)
 * [lines-around-comment](lines-around-comment.md): require empty lines around comments
diff --git a/docs/rules/key-spacing.md b/docs/rules/key-spacing.md
index 031a2f434cc..3b32151f944 100644
--- a/docs/rules/key-spacing.md
+++ b/docs/rules/key-spacing.md
@@ -1,5 +1,7 @@
 # enforce consistent spacing between keys and values in object literal properties (key-spacing)
 
+(fixable) The `--fix` option on the [command line](../user-guide/command-line-interface#fix) automatically fixes problems reported by this rule.
+
 This rule enforces spacing around the colon in object literal properties. It can verify each property individually, or it can ensure horizontal alignment of adjacent properties in an object literal.
 
 ## Rule Details