diff --git a/inst/rmarkdown/templates/transmissibility/skeleton/rmdchunks/i2extras.Rmd b/inst/rmarkdown/templates/transmissibility/skeleton/rmdchunks/i2extras.Rmd
index 654dbac..44cd846 100644
--- a/inst/rmarkdown/templates/transmissibility/skeleton/rmdchunks/i2extras.Rmd
+++ b/inst/rmarkdown/templates/transmissibility/skeleton/rmdchunks/i2extras.Rmd
@@ -52,8 +52,6 @@ last_trends <- last_counts  %>%
 plot(last_trends,
   angle = 45,
   date_format = "%d %b %y",
-  color = "white",
-  fill = green_grey,
   alpha = 0.8,
   n_breaks = 12,
   nrow = n_groups,
diff --git a/inst/rmarkdown/templates/transmissibility/skeleton/skeleton.Rmd b/inst/rmarkdown/templates/transmissibility/skeleton/skeleton.Rmd
index 57d8bb1..7bbdadb 100644
--- a/inst/rmarkdown/templates/transmissibility/skeleton/skeleton.Rmd
+++ b/inst/rmarkdown/templates/transmissibility/skeleton/skeleton.Rmd
@@ -452,7 +452,7 @@ i_recent <- dat_raw %>%
 ```{r}
 dat_i_day <- dat_raw %>%
   incidence("date",
-    interval = 1L,
+    interval = 1,
     counts = count_var,
     groups = group_var
   ) %>%