diff --git a/data-raw/dm_metabolic.R b/data-raw/dm_metabolic.R
index eb1ab77..dbc9831 100644
--- a/data-raw/dm_metabolic.R
+++ b/data-raw/dm_metabolic.R
@@ -8,7 +8,7 @@ library(dplyr)
 library(purrr)
 
 # Import DM data from `pharmaversesdtm` ----
-pharmaversesdtm::dm
+dm <- pharmaversesdtm::dm
 
 # Subset to first 5 subjects ----
 dm_subset <- dm |>
diff --git a/data-raw/vs_metabolic.R b/data-raw/vs_metabolic.R
index 5cffe22..4eaeac8 100644
--- a/data-raw/vs_metabolic.R
+++ b/data-raw/vs_metabolic.R
@@ -10,8 +10,8 @@ library(purrr)
 
 ## Read input data ----
 
-pharmaversesdtm::vs
-admiralmetabolic::dm_metabolic
+vs <- pharmaversesdtm::vs
+dm_metabolic <- admiralmetabolic::dm_metabolic
 
 # Merge vs with dm_metabolic to use the req subjects ----