diff --git a/template/README-github.md b/template/README-github.md
index 061af39..30a471f 100644
--- a/template/README-github.md
+++ b/template/README-github.md
@@ -17,7 +17,7 @@
 
 **TODO: adapt this section**
 
-- `bash`, `curl`, `tar`: generic POSIX utilities.
+- `bash`, `curl`, `tar`, and [POSIX utilities](https://pubs.opengroup.org/onlinepubs/9699919799/idx/utilities.html).
 - `SOME_ENV_VAR`: set this environment variable in your shell config to load the correct version of tool x.
 
 # Install
diff --git a/template/README-gitlab.md b/template/README-gitlab.md
index cccacc6..367bb6a 100644
--- a/template/README-gitlab.md
+++ b/template/README-gitlab.md
@@ -17,7 +17,7 @@
 
 **TODO: adapt this section**
 
-- `bash`, `curl`, `tar`: generic POSIX utilities.
+- `bash`, `curl`, `tar`, and [POSIX utilities](https://pubs.opengroup.org/onlinepubs/9699919799/idx/utilities.html).
 - `SOME_ENV_VAR`: set this environment variable in your shell config to load the correct version of tool x.
 
 # Install