diff --git a/app/commands/posts/update.rb b/app/commands/posts/update.rb
index 464eca4..67b215e 100644
--- a/app/commands/posts/update.rb
+++ b/app/commands/posts/update.rb
@@ -8,7 +8,7 @@ module Adamantium
           slug = URI(params[:url]).path.split("/").last
           post = post_repo.fetch!(slug)
 
-          if prams.key? :replace
+          if params.key? :replace
             post_repo.update(post.id, params)
           end