diff --git a/lib/oga/xml/entities.rb b/lib/oga/xml/entities.rb
index 5f62025..470036e 100644
--- a/lib/oga/xml/entities.rb
+++ b/lib/oga/xml/entities.rb
@@ -62,7 +62,6 @@ module Oga
       # Decodes XML entities.
       #
       # @param [String] input
-      # @param [Array] keys
       # @param [Hash] mapping
       # @return [String]
       #
diff --git a/lib/oga/xpath/parser.rll b/lib/oga/xpath/parser.rll
index 37d73c5..9aa6b65 100644
--- a/lib/oga/xpath/parser.rll
+++ b/lib/oga/xpath/parser.rll
@@ -1,7 +1,7 @@
 %header
 {
 ##
-# AST parser for XPath expressions. The AST is built using {AST::Node}
+# AST parser for XPath expressions. The AST is built using `AST::Node`
 # instances.
 #
 # Unlike {Oga::XML::Parser} this parser only takes String instances as input.