diff --git a/DESCRIPTION b/DESCRIPTION
index 80d34a3..5150b0a 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -32,7 +32,8 @@ Suggests:
     knitr,
     markdown,
     plyr,  
-    testthat
+    testthat,
+    Cyclops
 Remotes:
     ohdsi/PatientLevelPrediction,
     ohdsi/FeatureExtraction,