diff --git a/inst/DATASHIELD b/inst/DATASHIELD
index 0c59f0c2..73b90b77 100644
--- a/inst/DATASHIELD
+++ b/inst/DATASHIELD
@@ -74,6 +74,7 @@ AggregateMethods:
 AssignMethods:
     absDS,
     asCharacterDS,
+    asDataFrameDS,
     asDataMatrixDS,
     asFactorDS2,
     asFactorSimpleDS,