diff --git a/DESCRIPTION b/DESCRIPTION
index 91bbd45..a554477 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -9,3 +9,7 @@
 Encoding: UTF-8
 LazyData: false
 RoxygenNote: 6.1.1
+Imports:
+    curl,
+    jsonlite,
+    utils
diff --git a/NAMESPACE b/NAMESPACE
index 03a0de3..8728527 100644
--- a/NAMESPACE
+++ b/NAMESPACE
@@ -8,3 +8,4 @@
 export(KorAPQuery)
 import(curl)
 import(jsonlite)
+import(utils)