diff --git a/R/nfl_team_tiers.R b/R/nfl_team_tiers.R
index fe841d3..f63d5a9 100644
--- a/R/nfl_team_tiers.R
+++ b/R/nfl_team_tiers.R
@@ -49,14 +49,14 @@
 #' )[,tier_rank := sample(1:.N, .N), by = "tier_no"]
 #'
 #' # Plot team tiers
-#' nfl_team_tiers(df)
+#' nfl_team_tiers(dt)
 #'
 #' # Create a combined tier which is useful for tiers with lots of teams that
 #' # should be split up in two or more rows. This is done by setting an empty
 #' # string for the tier 5 description and removing the tier separation line
 #' # below tier number 4.
 #' # This example also shows how to turn off the subtitle and add a caption
-#' nfl_team_tiers(df,
+#' nfl_team_tiers(dt,
 #'                subtitle = NULL,
 #'                caption = "This is the caption",
 #'                tier_desc = c("1" = "Super Bowl",
@@ -69,7 +69,7 @@
 #' # For the development of the tiers, it can be useful to turn off logo image
 #' # rendering as this can take quite a long time. By setting `devel = TRUE`, the
 #' # logo images are replaced by team abbreviations which is much faster
-#' nfl_team_tiers(df,
+#' nfl_team_tiers(dt,
 #'                tier_desc = c("1" = "Super Bowl",
 #'                              "2" = "Very Good",
 #'                              "3" = "",
diff --git a/man/nfl_team_tiers.Rd b/man/nfl_team_tiers.Rd
index 8b23831..62b77df 100644
--- a/man/nfl_team_tiers.Rd
+++ b/man/nfl_team_tiers.Rd
@@ -77,14 +77,14 @@ dt <- data.table::data.table(
 )[,tier_rank := sample(1:.N, .N), by = "tier_no"]
 
 # Plot team tiers
-nfl_team_tiers(df)
+nfl_team_tiers(dt)
 
 # Create a combined tier which is useful for tiers with lots of teams that
 # should be split up in two or more rows. This is done by setting an empty
 # string for the tier 5 description and removing the tier separation line
 # below tier number 4.
 # This example also shows how to turn off the subtitle and add a caption
-nfl_team_tiers(df,
+nfl_team_tiers(dt,
                subtitle = NULL,
                caption = "This is the caption",
                tier_desc = c("1" = "Super Bowl",
@@ -97,7 +97,7 @@ nfl_team_tiers(df,
 # For the development of the tiers, it can be useful to turn off logo image
 # rendering as this can take quite a long time. By setting `devel = TRUE`, the
 # logo images are replaced by team abbreviations which is much faster
-nfl_team_tiers(df,
+nfl_team_tiers(dt,
                tier_desc = c("1" = "Super Bowl",
                              "2" = "Very Good",
                              "3" = "",
diff --git a/tests/testthat/test-nfl_team_tiers.R b/tests/testthat/test-nfl_team_tiers.R
index bfb4892..f3ad3cc 100644
--- a/tests/testthat/test-nfl_team_tiers.R
+++ b/tests/testthat/test-nfl_team_tiers.R
@@ -14,7 +14,7 @@ test_that("team tiers work", {
   )[,tier_rank := sample(1:.N, .N), by = "tier_no"]
 
   # Check dev mode only because logos are tested elsewhere
-  p1 <- nfl_team_tiers(df,
+  p1 <- nfl_team_tiers(dt,
                        tier_desc = c("1" = "Super Bowl",
                                      "2" = "Very Good",
                                      "3" = "",