diff --git a/tests/testthat/ref/.gitignore b/tests/testthat/ref/.gitignore
index 397b4a7..ade9211 100644
--- a/tests/testthat/ref/.gitignore
+++ b/tests/testthat/ref/.gitignore
@@ -1 +1,2 @@
 *.log
+*.html
diff --git a/tests/testthat/ref/ex1.Rmd b/tests/testthat/ref/ex1.Rmd
index 4385555..cc13315 100644
--- a/tests/testthat/ref/ex1.Rmd
+++ b/tests/testthat/ref/ex1.Rmd
@@ -1,6 +1,7 @@
 ---
 title: "ex1"
 date: "2023-07-06"
+output: html_document
 ---
 
 ## R Markdown
@@ -19,6 +20,7 @@ summary(cars)
 You can also embed plots, for example:
 
 ```{r pressure, echo=FALSE}
+pdf(NULL)
 plot(pressure)
 ```
 
diff --git a/vignettes/logrx.Rmd b/vignettes/logrx.Rmd
index f292a58..021cdaa 100644
--- a/vignettes/logrx.Rmd
+++ b/vignettes/logrx.Rmd
@@ -37,7 +37,7 @@ A log can be generated using the ```{logrx}``` addin, which is a simple point an
 
 # Log attributes
 
-We have compiled a brief overview of the information that we capture in the log file generated by `{logrx}`.  We also users to customize sections of the log based on their needs for a log, e.g. you can toggle on/off the messages, outputs, errors and messages.  You can also build into your log approved and unapproved packages used in your R script - see [Logging Unapproved Package and Function Use]( https://pharmaverse.github.io/logrx/articles/approved.html) for additional guidance
+We have compiled a brief overview of the information that we capture in the log file generated by `{logrx}`.  We allow users to customize sections of the log based on their needs for a log, e.g. you can toggle on/off the messages, outputs, errors and messages.  You can also build into your log approved and unapproved packages used in your R script - see [Logging Unapproved Package and Function Use]( https://pharmaverse.github.io/logrx/articles/approved.html) for additional guidance
 
 The following attributes are recorded in the log: