diff --git a/R/shinyModule.R b/R/shinyModule.R
index 830dd1f..d8345d4 100644
--- a/R/shinyModule.R
+++ b/R/shinyModule.R
@@ -16,11 +16,7 @@
 #' @rdname reactlog_module
 #' @export
 #' @examples
-#' if (!require("shiny")) {
-#'   message("`shiny` required to run example")
-#'   return()
-#' }
-#'
+#' if (requireNamespace("shiny", quietly = TRUE)) {
 #' library(shiny)
 #' # Enable reactlog
 #' reactlog_enable()
@@ -55,6 +51,7 @@
 #' if (interactive()) {
 #'   shinyApp(ui = ui, server = server)
 #' }
+#' }
 reactlog_module_ui <- function(include_refresh = TRUE, id = "reactlog_module") {
   ns <- shiny::NS(id)
   shiny::tagList(
@@ -135,7 +132,7 @@ shiny_version_required <- function() {
 test_shiny_version <- function() {
   tryCatch({
     utils::packageVersion("shiny") >= shiny_version_required()
-  }, error = function() {
+  }, error = function(e) {
     # package not found
     FALSE
   })
diff --git a/man/reactlog_module.Rd b/man/reactlog_module.Rd
index 16dccf7..1e770b3 100644
--- a/man/reactlog_module.Rd
+++ b/man/reactlog_module.Rd
@@ -32,11 +32,7 @@ To open the reactlog at a particular step, be sure to mark your time points
 with \code{Cmd+Shift+F3} (Windows: \code{Ctrl+Shift+F3})
 }
 \examples{
-if (!require("shiny")) {
-  message("`shiny` required to run example")
-  return()
-}
-
+if (requireNamespace("shiny", quietly = TRUE)) {
 library(shiny)
 # Enable reactlog
 reactlog_enable()
@@ -72,6 +68,7 @@ if (interactive()) {
   shinyApp(ui = ui, server = server)
 }
 }
+}
 \seealso{
 \code{\link[shiny:moduleServer]{shiny::moduleServer()}}
 }