Fix typo
diff --git a/_posts/2018-01-11-keystone-v3.md b/_posts/2018-01-11-keystone-v3.md
index 1429499..6474ba4 100644
--- a/_posts/2018-01-11-keystone-v3.md
+++ b/_posts/2018-01-11-keystone-v3.md
@@ -50,7 +50,7 @@
 Properties overrides = new Properties();
 // Project scoped authorization (must use the proejct ID)
 overrides.put(KeystoneProperties.SCOPE, "project:2f9b30f706bc45d7923e055567be2e98");
-// Domain scoped authorization (cna use the domain name or the ID)
+// Domain scoped authorization (can use the domain name or the ID)
 overrides.put(KeystoneProperties.SCOPE, "domain:default");
 overrides.put(KeystoneProperties.SCOPE, "domainId:2f9b30f706bc45d7923e055567be2e98");
 {% endhighlight %}