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-rw-r--r--lib/dataset.rb2
1 files changed, 2 insertions, 0 deletions
diff --git a/lib/dataset.rb b/lib/dataset.rb
index 4ce5fc4..55d5fa8 100644
--- a/lib/dataset.rb
+++ b/lib/dataset.rb
@@ -1,3 +1,5 @@
+require 'csv'
+
module OpenTox
# Ruby wrapper for OpenTox Dataset Webservices (http://opentox.org/dev/apis/api-1.2/dataset).