diff --git a/vignettes/CoRe Metabolomics.Rmd b/vignettes/CoRe Metabolomics.Rmd
index bd7f8a3..34437f5 100644
--- a/vignettes/CoRe Metabolomics.Rmd	
+++ b/vignettes/CoRe Metabolomics.Rmd	
@@ -53,7 +53,8 @@ A Consumption-Release (CoRe) metabolomics experiment usually refers to a cell cu
 \
 First if you have not done yet, install the required dependencies and load the libraries:
 ```{r, message=FALSE, warning=FALSE}
-#MetaProViz
+# 1. Install Rtools if you haven’t done this yet, using the appropriate version (e.g.windows or macOS). 
+# 2. Install the latest development version from GitHub using devtools
 #devtools::install_github("https://github.com/saezlab/MetaProViz")
 
 library(MetaProViz)
diff --git a/vignettes/Standard Metabolomics.Rmd b/vignettes/Standard Metabolomics.Rmd
index 1582b32..f224120 100644
--- a/vignettes/Standard Metabolomics.Rmd	
+++ b/vignettes/Standard Metabolomics.Rmd	
@@ -52,7 +52,8 @@ A standard metabolomics experiment refers to intracellular extracts (e.g. cell o
 \
 First if you have not done yet, install the required dependencies and load the libraries:
 ```{r message=FALSE, warning=FALSE}
-#MetaProViz
+# 1. Install Rtools if you haven’t done this yet, using the appropriate version (e.g.windows or macOS). 
+# 2. Install the latest development version from GitHub using devtools
 #devtools::install_github("https://github.com/saezlab/MetaProViz")
 
 library(MetaProViz)