diff --git a/Library/Homebrew/utils/inreplace.rb b/Library/Homebrew/utils/inreplace.rb
index fc54572fce..39543d3020 100644
--- a/Library/Homebrew/utils/inreplace.rb
+++ b/Library/Homebrew/utils/inreplace.rb
@@ -86,7 +86,7 @@ module Utils
 
         contents.gsub!(old, new)
       end
-      raise Utils::Inreplace::Error, [path => contents.errors] unless contents.errors.empty?
+      raise Utils::Inreplace::Error, path => contents.errors unless contents.errors.empty?
 
       Pathname(path).atomic_write(contents.inreplace_string) unless read_only_run
       contents.inreplace_string