diff --git a/changelog.md b/changelog.md
index 9d2bcd11..a831acb1 100644
--- a/changelog.md
+++ b/changelog.md
@@ -1,3 +1,7 @@
+### 1.5.10
+
+Fix `none` option for decimal values: https://github.com/SimenB/stylint/pull/394
+
 ### 1.5.9
 
 remove unused entry `dir` from `cache`
diff --git a/src/checks/none.js b/src/checks/none.js
index a36ec72e..168817df 100644
--- a/src/checks/none.js
+++ b/src/checks/none.js
@@ -1,6 +1,6 @@
 'use strict'
 
-var zeroRe = /((border)|(outline))+(:|\s)+0(?!-)/
+var zeroRe = /((border)|(outline))+(:|\s)+0(?!(-|\.))/
 var noneRe = /((border)|(outline))+(:|\s)+(none)+(?!-)/
 
 
diff --git a/test/test.js b/test/test.js
index f2205a2a..8139d0cd 100644
--- a/test/test.js
+++ b/test/test.js
@@ -1643,6 +1643,7 @@ describe( 'Linter Style Checks: ', function() {
 			assert.ok( !noneTest( 'border: none' ) )
 			assert.ok( !noneTest( 'border:none' ) )
 			assert.ok( !noneTest( 'border 1px solid red' ) )
+			assert.ok( !noneTest( 'border 0.1em solid red' ) )
 		} )
 
 		it( 'false (no err) if outline none', function() {