diff --git a/DESCRIPTION b/DESCRIPTION
index 411b8d2f..c3cd3c29 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -1,6 +1,6 @@
 Package: golem
 Title: A Framework for Robust Shiny Applications
-Version: 0.3.3.9000
+Version: 0.3.4
 Authors@R: 
     c(person(given = "Colin",
              family = "Fay",
@@ -82,11 +82,12 @@ Suggests:
     testthat,
     tools,
     withr,
-    attachment (>= 0.2.5)
+    attachment (>= 0.2.5),
+    renv
 VignetteBuilder: 
     knitr
 Config/testthat/edition: 3
 Encoding: UTF-8
 Language: en-US
 Roxygen: list(markdown = TRUE)
-RoxygenNote: 7.2.0
+RoxygenNote: 7.2.1
diff --git a/R/add_dockerfiles.R b/R/add_dockerfiles.R
index 56a62789..22dc7b87 100644
--- a/R/add_dockerfiles.R
+++ b/R/add_dockerfiles.R
@@ -52,25 +52,25 @@ talk_once <- function(.f, msg = "") {
 #' @examples
 #' \donttest{
 #' # Add a standard Dockerfile
-#' if (interactive()) {
+#' if (interactive() & requireNamespace("dockerfiler")) {
 #'   add_dockerfile()
 #' }
 #' # Crete a 'deploy' folder containing everything needed to deploy
 #' # the golem using docker based on {renv}
-#' if (interactive()) {
+#' if (interactive() & requireNamespace("dockerfiler")) {
 #'   add_dockerfile_with_renv(
 #'     # lockfile = "renv.lock", # uncomment to use existing renv.lock file
 #'     output_dir = "deploy"
 #'   )
 #' }
 #' # Add a Dockerfile for ShinyProxy
-#' if (interactive()) {
+#' if (interactive() & requireNamespace("dockerfiler")) {
 #'   add_dockerfile_shinyproxy()
 #' }
 #'
 #' # Crete a 'deploy' folder containing everything needed to deploy
 #' # the golem with ShinyProxy using docker based on {renv}
-#' if (interactive()) {
+#' if (interactive() & requireNamespace("dockerfiler")) {
 #'   add_dockerfile_with_renv(
 #'     # lockfile = "renv.lock",# uncomment to use existing renv.lock file
 #'     output_dir = "deploy"
@@ -78,7 +78,7 @@ talk_once <- function(.f, msg = "") {
 #' }
 #'
 #' # Add a Dockerfile for Heroku
-#' if (interactive()) {
+#' if (interactive() & requireNamespace("dockerfiler")) {
 #'   add_dockerfile_heroku()
 #' }
 #' }
diff --git a/R/add_r_files.R b/R/add_r_files.R
index ef05a1b0..575fc362 100644
--- a/R/add_r_files.R
+++ b/R/add_r_files.R
@@ -67,10 +67,6 @@ add_r_files <- function(
   }
 
   if (with_test) {
-    rlang::check_installed(
-      "usethis",
-      "to build the test structure."
-    )
     usethis::use_test(
       basename(
         file_path_sans_ext(
diff --git a/R/test_helpers.R b/R/test_helpers.R
index 5236ecec..14baa080 100644
--- a/R/test_helpers.R
+++ b/R/test_helpers.R
@@ -8,9 +8,6 @@
 #' @return A testthat result.
 #' @export
 #' @rdname testhelpers
-#'
-#' @examples
-#' expect_shinytag(shiny::tags$span("1"))
 expect_shinytag <- function(object) {
   rlang::check_installed(
     "testthat",
@@ -27,8 +24,6 @@ expect_shinytag <- function(object) {
 
 #' @export
 #' @rdname testhelpers
-#' @examples
-#' expect_shinytaglist(shiny::tagList(1))
 expect_shinytaglist <- function(object) {
   rlang::check_installed(
     "testthat",
diff --git a/R/with_opt.R b/R/with_opt.R
index dfde7a5d..14af6d68 100644
--- a/R/with_opt.R
+++ b/R/with_opt.R
@@ -64,38 +64,38 @@ with_golem_options <- function(
 #' @return The value of the option.
 #'
 #' @examples
-#' \dontrun{
 #'
 #' # Define and use golem_options
+#' if (interactive()) {
+#'   # 1. Pass parameters to `run_app`
 #'
-#' # 1. Pass parameters to `run_app`
+#'   # to set default value, edit run_app like this :
 #'
-#' # to set default value, edit run_app like this :
-#' run_app <- function(
+#'   run_app <- function(
 #'   title = "this",
 #'   content = "that"
-#' ) {
-#'   with_golem_options(
-#'     app = shinyApp(
-#'       ui = app_ui,
-#'       server = app_server
-#'     ),
-#'     golem_opts = list(
-#'       p1 = p1,
-#'       p3 = p3
+#'   ) {
+#'     with_golem_options(
+#'       app = shinyApp(
+#'         ui = app_ui,
+#'         server = app_server
+#'       ),
+#'       golem_opts = list(
+#'         p1 = p1,
+#'         p3 = p3
+#'       )
 #'     )
-#'   )
-#' }
+#'   }
 #'
-#' # 2. Get the values from the UI side
+#'   # 2. Get the values from the UI side
 #'
-#' h1(get_golem_options("title"))
+#'   h1(get_golem_options("title"))
 #'
-#' # 3. Get the value from the server-side
+#'   # 3. Get the value from the server-side
 #'
-#' output$param <- renderPrint({
-#'   paste("param p2 = ", get_golem_options("p2"))
-#' })
+#'   output$param <- renderPrint({
+#'     paste("param p2 = ", get_golem_options("p2"))
+#'   })
 #' }
 #'
 get_golem_options <- function(which = NULL) {
diff --git a/man/dockerfiles.Rd b/man/dockerfiles.Rd
index 53129521..d5a4f59c 100644
--- a/man/dockerfiles.Rd
+++ b/man/dockerfiles.Rd
@@ -167,25 +167,25 @@ a generic Dockerfile, while \code{add_dockerfile_shinyproxy()}, \code{add_docker
 \examples{
 \donttest{
 # Add a standard Dockerfile
-if (interactive()) {
+if (interactive() & requireNamespace("dockerfiler")) {
   add_dockerfile()
 }
 # Crete a 'deploy' folder containing everything needed to deploy
 # the golem using docker based on {renv}
-if (interactive()) {
+if (interactive() & requireNamespace("dockerfiler")) {
   add_dockerfile_with_renv(
     # lockfile = "renv.lock", # uncomment to use existing renv.lock file
     output_dir = "deploy"
   )
 }
 # Add a Dockerfile for ShinyProxy
-if (interactive()) {
+if (interactive() & requireNamespace("dockerfiler")) {
   add_dockerfile_shinyproxy()
 }
 
 # Crete a 'deploy' folder containing everything needed to deploy
 # the golem with ShinyProxy using docker based on {renv}
-if (interactive()) {
+if (interactive() & requireNamespace("dockerfiler")) {
   add_dockerfile_with_renv(
     # lockfile = "renv.lock",# uncomment to use existing renv.lock file
     output_dir = "deploy"
@@ -193,7 +193,7 @@ if (interactive()) {
 }
 
 # Add a Dockerfile for Heroku
-if (interactive()) {
+if (interactive() & requireNamespace("dockerfiler")) {
   add_dockerfile_heroku()
 }
 }
diff --git a/man/get_golem_options.Rd b/man/get_golem_options.Rd
index b768d479..a0e2895f 100644
--- a/man/get_golem_options.Rd
+++ b/man/get_golem_options.Rd
@@ -18,38 +18,38 @@ server and UI from your app, in order to call the
 parameters passed to \code{run_app()}.
 }
 \examples{
-\dontrun{
 
 # Define and use golem_options
+if (interactive()) {
+  # 1. Pass parameters to `run_app`
 
-# 1. Pass parameters to `run_app`
+  # to set default value, edit run_app like this :
 
-# to set default value, edit run_app like this :
-run_app <- function(
+  run_app <- function(
   title = "this",
   content = "that"
-) {
-  with_golem_options(
-    app = shinyApp(
-      ui = app_ui,
-      server = app_server
-    ),
-    golem_opts = list(
-      p1 = p1,
-      p3 = p3
+  ) {
+    with_golem_options(
+      app = shinyApp(
+        ui = app_ui,
+        server = app_server
+      ),
+      golem_opts = list(
+        p1 = p1,
+        p3 = p3
+      )
     )
-  )
-}
+  }
 
-# 2. Get the values from the UI side
+  # 2. Get the values from the UI side
 
-h1(get_golem_options("title"))
+  h1(get_golem_options("title"))
 
-# 3. Get the value from the server-side
+  # 3. Get the value from the server-side
 
-output$param <- renderPrint({
-  paste("param p2 = ", get_golem_options("p2"))
-})
+  output$param <- renderPrint({
+    paste("param p2 = ", get_golem_options("p2"))
+  })
 }
 
 }
diff --git a/man/testhelpers.Rd b/man/testhelpers.Rd
index 6ad0ed56..0b516339 100644
--- a/man/testhelpers.Rd
+++ b/man/testhelpers.Rd
@@ -35,7 +35,3 @@ A testthat result.
 These functions are designed to be used inside the tests
 in your Shiny app package.
 }
-\examples{
-expect_shinytag(shiny::tags$span("1"))
-expect_shinytaglist(shiny::tagList(1))
-}
diff --git a/tests/testthat/test-add_deploy_helpers.R b/tests/testthat/test-add_deploy_helpers.R
index 7057e65a..b798603f 100644
--- a/tests/testthat/test-add_deploy_helpers.R
+++ b/tests/testthat/test-add_deploy_helpers.R
@@ -1,5 +1,8 @@
 test_that("add_dockerfiles", {
-  skip_if_not_installed("dockerfiler", "0.1.4")
+  skip_if_not_installed("renv")
+  skip_if_not_installed("dockerfiler", "0.2.0")
+  skip_if_not_installed("attachment", "0.2.5")
+
   with_dir(pkg, {
     for (fun in list(
       add_dockerfile,
diff --git a/tests/testthat/test-extra_sysreqs.R b/tests/testthat/test-extra_sysreqs.R
index 2b5f34d8..6530b095 100644
--- a/tests/testthat/test-extra_sysreqs.R
+++ b/tests/testthat/test-extra_sysreqs.R
@@ -1,4 +1,7 @@
 test_that("test extra sysreqs", {
+  skip_if_not_installed("renv")
+  skip_if_not_installed("dockerfiler", "0.2.0")
+  skip_if_not_installed("attachment", "0.2.5")
   with_dir(pkg, {
     for (fun in list(
       add_dockerfile,
diff --git a/tests/testthat/test-renv_stuff.R b/tests/testthat/test-renv_stuff.R
index 43d74c15..f63449e4 100644
--- a/tests/testthat/test-renv_stuff.R
+++ b/tests/testthat/test-renv_stuff.R
@@ -1,6 +1,7 @@
 test_that("add_dockerfiles_renv and add_dockerfile_with_renv_shinyproxy all output file are present", {
+  skip_if_not_installed("renv")
   skip_if_not_installed("dockerfiler", "0.2.0")
-
+  skip_if_not_installed("attachment", "0.2.5")
   with_dir(pkg, {
     for (fun in list(
       add_dockerfile_with_renv,