1 files changed, 1 insertions, 0 deletions
diff --git a/NAMESPACE b/NAMESPACE
index 8b44855..e24d712 100644
--- a/NAMESPACE
+++ b/NAMESPACE
@@ -46,6 +46,7 @@ export(soil_sorption)
 export(twa)
 import(graphics)
 import(mkin)
+importFrom(R6,R6Class)
 importFrom(grDevices,dev.cur)
 importFrom(methods,is)
 importFrom(mkin,mkinpredict)