diff --git a/006_knowledgebase.Rmd b/006_knowledgebase.Rmd
index 731f9d8..bd58401 100644
--- a/006_knowledgebase.Rmd
+++ b/006_knowledgebase.Rmd
@@ -39,6 +39,8 @@ Finally, the **NoDerivatives (ND)** license prohibits any modifications or deriv
 
 Creative Commons licenses provide a flexible and standardized framework for content creators to share their work with others while retaining certain rights. These licenses allow for a range of permissions and restrictions, from permissive licenses that allow for maximum freedom of use to more restrictive licenses that protect certain rights. Understanding the different flavors of Creative Commons licenses is important for both content creators and users to ensure compliance with the terms and conditions of the licenses and promote open source collaboration in the creative community.
 
+Be aware that Creative Commons [recomends against using these licenses for software](https://creativecommons.org/faq/#can-i-apply-a-creative-commons-license-to-software). See also their [FAQ](https://creativecommons.org/faq).
+
 ### adding a license from Rstudio with a package
 Add an appropriate licence to a new Github repo, according this workflow:
 
@@ -325,4 +327,4 @@ In the RMarkdown document above, we first load the `{rstudioapi}` package, which
 
 Note that `askForSecret()` is specifically designed to work with RStudio and is only available when running R code within RStudio. It provides an added layer of security as the entered secret is not visible in the R console or stored in the R environment, reducing the risk of accidental exposure. However, it's important to keep in mind that this function is not intended for storing secrets permanently and should be used for temporary or interactive use only.
 
-Using `askForSecret()` in combination with other best practices, such as storing secrets in environment variables or external configuration files, can help you securely manage sensitive information in your R code, reducing the risk of unauthorized access or accidental exposure of sensitive information.
\ No newline at end of file
+Using `askForSecret()` in combination with other best practices, such as storing secrets in environment variables or external configuration files, can help you securely manage sensitive information in your R code, reducing the risk of unauthorized access or accidental exposure of sensitive information.