diff --git a/NEWS.md b/NEWS.md
index 8a4a5393..9419555b 100644
--- a/NEWS.md
+++ b/NEWS.md
@@ -1,5 +1,7 @@
 # r2dii.data (development version)
 
+* r2dii.data is now [stable](https://lifecycle.r-lib.org/articles/stages.html).
+
 # r2dii.data 0.5.0
 
 * `loanbook_demo` and `abcd_demo` gain sample entries for `lei_direct_loantaker` and `lei` respectively (#349).
diff --git a/README.Rmd b/README.Rmd
index f53ef28e..b476e58e 100644
--- a/README.Rmd
+++ b/README.Rmd
@@ -20,6 +20,7 @@ knitr::opts_chunk$set(
 [![](https://cranlogs.r-pkg.org/badges/grand-total/r2dii.data)](https://CRAN.R-project.org/package=r2dii.data)
 [![Codecov test coverage](https://codecov.io/gh/RMI-PACTA/r2dii.data/branch/main/graph/badge.svg)](https://app.codecov.io/gh/RMI-PACTA/r2dii.data?branch=main)
 [![R-CMD-check](https://github.com/RMI-PACTA/r2dii.data/actions/workflows/R-CMD-check.yaml/badge.svg)](https://github.com/RMI-PACTA/r2dii.data/actions/workflows/R-CMD-check.yaml)
+[![Lifecycle: stable](https://img.shields.io/badge/lifecycle-stable-brightgreen.svg)](https://lifecycle.r-lib.org/articles/stages.html#stable)
 <!-- badges: end -->
 
 These datasets support the implementation in R of
diff --git a/README.md b/README.md
index d0e38667..f2633056 100644
--- a/README.md
+++ b/README.md
@@ -13,6 +13,8 @@ status](https://www.r-pkg.org/badges/version/r2dii.data)](https://CRAN.R-project
 [![Codecov test
 coverage](https://codecov.io/gh/RMI-PACTA/r2dii.data/branch/main/graph/badge.svg)](https://app.codecov.io/gh/RMI-PACTA/r2dii.data?branch=main)
 [![R-CMD-check](https://github.com/RMI-PACTA/r2dii.data/actions/workflows/R-CMD-check.yaml/badge.svg)](https://github.com/RMI-PACTA/r2dii.data/actions/workflows/R-CMD-check.yaml)
+[![Lifecycle:
+stable](https://img.shields.io/badge/lifecycle-stable-brightgreen.svg)](https://lifecycle.r-lib.org/articles/stages.html#stable)
 <!-- badges: end -->
 
 These datasets support the implementation in R of the software PACTA