fix subjectid quoting in eval

1 files changed, 1 insertions, 1 deletions

diff --git a/lib/opentox.rb b/lib/opentox.rb
index 4b43547..2232063 100644
--- a/lib/opentox.rb
+++ b/lib/opentox.rb
@@ -146,7 +146,7 @@ module OpenTox
         internal_server_error "Cannot determine class from URI '#{uri} (Candidate classes are #{result.inspect}) or matadata." unless klass
       end
       # initialize with/without subjectid
-      subjectid ? eval("#{self}.new(\"#{uri}\", #{subjectid})") : eval("#{self}.new(\"#{uri}\")")
+      subjectid ? eval("#{self}.new(\"#{uri}\", \"#{subjectid}\")") : eval("#{self}.new(\"#{uri}\")")
     end
   end