diff --git a/common-app-lib/src/cmr/common_app/services/search/parameter_validation.clj b/common-app-lib/src/cmr/common_app/services/search/parameter_validation.clj
index 8d5253d26d..2edc601b6b 100644
--- a/common-app-lib/src/cmr/common_app/services/search/parameter_validation.clj
+++ b/common-app-lib/src/cmr/common_app/services/search/parameter_validation.clj
@@ -1,6 +1,7 @@
 (ns cmr.common-app.services.search.parameter-validation
   "Contains functions for validating query parameters"
   (:require
+   [camel-snake-kebab.core :as csk]
    [clj-time.core :as t]
    [clojure.set :as set]
    [clojure.string :as string]