diff --git a/DESCRIPTION b/DESCRIPTION
index 7cb49743b5299c1c9f591a2d842a91a22cc3dcda..c7911e7a766ad8cd89c3a45252f9215f6b1dcc62 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -20,4 +20,5 @@ Collate:
     'mix.R'
     'run.R'
 Imports: 
-    RMassBank
+    RMassBank,
+    parallel