diff --git a/lib/repubmark/elems/code_inline.rb b/lib/repubmark/elems/code_inline.rb
index f9e213b..2c5c27f 100644
--- a/lib/repubmark/elems/code_inline.rb
+++ b/lib/repubmark/elems/code_inline.rb
@@ -14,11 +14,11 @@ module Repubmark
       # Basic methods #
       #################
 
-      def to_summary_plain = "«#@str»".freeze
+      def to_summary_plain = "«#{@str}»".freeze
 
       def to_html = "<code>#{CGI.escape_html(@str)}</code>".freeze
 
-      def to_gemtext = "«#@str»".freeze
+      def to_gemtext = "«#{@str}»".freeze
 
     private