diff --git a/lib/is-semantic-message.js b/lib/is-semantic-message.js
index b6a18dd..1292a85 100644
--- a/lib/is-semantic-message.js
+++ b/lib/is-semantic-message.js
@@ -17,6 +17,6 @@ module.exports = function isSemanticMessage (message, validScopes, validTypes, a
 
   const [result] = commits
   const { scope: scopes, type } = result.header
-  const isScopeValid = !validScopes || !scopes || scopes.split(',').every(scope => validScopes.includes(scope))
+  const isScopeValid = !validScopes || !scopes || scopes.split(',').map(trim).every(scope => validScopes.includes(scope))
   return (validTypes || commitTypes).includes(type) && isScopeValid
 }