diff --git a/NEWS.md b/NEWS.md
index 00dd141..3cf74ce 100644
--- a/NEWS.md
+++ b/NEWS.md
@@ -5,7 +5,7 @@
 * Added support for specifying whether suppression is on or off when acro session is started
 * Added support for toggling suppression dynamically during session via   `acro_enable_supression()`
   and `acro_disable_suppression()`
-* Improved documentation in package and at [sacro-tools.org](sacro-tools.org)
+* Improved documentation in package and at [https://sacro-tools.org/](https://sacro-tools.org/)
 * Added Support for variable names with spaces when calling crosstab
 * Set status of disclosive outputs to 'review' (previously 'fail') when suppression has been applied
 * Automatically add exception message when applying suppression to an output
diff --git a/README.md b/README.md
index ed22073..b7c7a54 100644
--- a/README.md
+++ b/README.md
@@ -52,7 +52,7 @@ Select the `example-notebook.Rmd` in the bottom-right pane after loading.
 
 ### Documentation
 
-The github-pages contains pre-built [documentation](https://ai-sdc.github.io/ACRO-R/).
+The github-pages contains pre-built [documentation](https://acro-r.sacro-tools.org/).
 
 Additionally, see our [paper describing the SACRO framework](https://doi.org/10.1109/TP.2025.3566052) to learn about its principles-based SDC methodology and usage.
 
diff --git a/prepare_to_submit_to_CRAN.R b/prepare_to_submit_to_CRAN.R
index f376ad7..8977349 100644
--- a/prepare_to_submit_to_CRAN.R
+++ b/prepare_to_submit_to_CRAN.R
@@ -35,5 +35,8 @@ usethis::use_version(which = c("patch", "minor", "major", "dev")[1])
 # When you are happy with the package and want to submit it to CRAN, you can do this manually by converting the package source directory into a single bundled file and submit this file to CRAN (https://xmpalantir.wu.ac.at/cransubmit/)
 devtools::build()
 
+#good idea to run
+R CMD build . && R CMD check --as-cran $(ls -t . | head -n1)
+
 # Or if you decide to do the release automatically then you can run this command
 # devtools::release()
diff --git a/vignettes/examples.Rmd b/vignettes/examples.Rmd
index c69e3e3..d13ccbe 100644
--- a/vignettes/examples.Rmd
+++ b/vignettes/examples.Rmd
@@ -1,5 +1,10 @@
 ---
 title: "Examples"
+output: rmarkdown::html_vignette
+vignette: >
+  %\VignetteIndexEntry{Examples}
+  %\VignetteEngine{knitr::rmarkdown}
+  %\VignetteEncoding{UTF-8}
 ---
 
 # Examples
diff --git a/vignettes/installation.Rmd b/vignettes/installation.Rmd
index 2382964..365579b 100644
--- a/vignettes/installation.Rmd
+++ b/vignettes/installation.Rmd
@@ -1,5 +1,10 @@
 ---
 title: "Installation Guide"
+output: rmarkdown::html_vignette
+vignette: >
+  %\VignetteIndexEntry{Installation Guide}
+  %\VignetteEngine{knitr::rmarkdown}
+  %\VignetteEncoding{UTF-8}
 ---
 
 # Installation Guide
diff --git a/vignettes/supports.Rmd b/vignettes/supports.Rmd
index 25de22c..5e40559 100644
--- a/vignettes/supports.Rmd
+++ b/vignettes/supports.Rmd
@@ -1,5 +1,10 @@
 ---
 title: "What ACRO-R Supports"
+output: rmarkdown::html_vignette
+vignette: >
+  %\VignetteIndexEntry{What ACRO-R Supports}
+  %\VignetteEngine{knitr::rmarkdown}
+  %\VignetteEncoding{UTF-8}
 ---
 
 # What ACRO-R Supports
diff --git a/vignettes/welcome.Rmd b/vignettes/welcome.Rmd
index 0be5d2b..c9ea853 100644
--- a/vignettes/welcome.Rmd
+++ b/vignettes/welcome.Rmd
@@ -1,5 +1,10 @@
 ---
 title: "Welcome to ACRO-R"
+output: rmarkdown::html_vignette
+vignette: >
+  %\VignetteIndexEntry{Welcome to ACRO-R}
+  %\VignetteEngine{knitr::rmarkdown}
+  %\VignetteEncoding{UTF-8}
 ---
 
 # Welcome to ACRO-R
@@ -38,7 +43,7 @@ acro_init(suppress = TRUE)
 
 ## Documentation
 
-The github-pages contains pre-built [documentation](https://ai-sdc.github.io/ACRO-R/).
+The github-pages contains pre-built [documentation](https://acro-r.sacro-tools.org/index.html).
 
 Additionally, see our [paper describing the SACRO framework](https://doi.org/10.1109/TP.2025.3566052) to learn about its principles-based SDC methodology and usage.