diff --git a/NEWS.md b/NEWS.md
index 7a7029e..d1013eb 100644
--- a/NEWS.md
+++ b/NEWS.md
@@ -1,5 +1,7 @@
 # cisp 0.2.0
 
+* Optimize `spc` with OPGD for efficiency and rename the results table (#13).
+
 # cisp 0.1.0
 
 * First stable release.
diff --git a/README.Rmd b/README.Rmd
index 828e2f8..1c909fd 100644
--- a/README.Rmd
+++ b/README.Rmd
@@ -16,7 +16,7 @@ knitr::opts_chunk$set(
 # cisp <a href="https://stscl.github.io/cisp/"><img src="man/figures/logo.png" align="right" height="139" alt="cisp website" /></a>
 
 <!-- badges: start -->
-[![Lifecycle: experimental](https://img.shields.io/badge/lifecycle-experimental-cyan.svg)](https://lifecycle.r-lib.org/articles/stages.html#experimental)
+[![Lifecycle: stable](https://img.shields.io/badge/lifecycle-stable-cyan.svg)](https://lifecycle.r-lib.org/articles/stages.html#experimental)
 [![CRAN](https://www.r-pkg.org/badges/version/cisp)](https://CRAN.R-project.org/package=cisp)
 [![DownloadsAll](https://badgen.net/cran/dt/cisp?color=orange)](https://CRAN.R-project.org/package=cisp)
 [![DownloadsMonth](https://cranlogs.r-pkg.org/badges/cisp)](https://CRAN.R-project.org/package=cisp)
diff --git a/README.md b/README.md
index 6542bb6..c18f2ae 100644
--- a/README.md
+++ b/README.md
@@ -6,7 +6,7 @@
 <!-- badges: start -->
 
 [![Lifecycle:
-experimental](https://img.shields.io/badge/lifecycle-experimental-cyan.svg)](https://lifecycle.r-lib.org/articles/stages.html#experimental)
+stable](https://img.shields.io/badge/lifecycle-stable-cyan.svg)](https://lifecycle.r-lib.org/articles/stages.html#experimental)
 [![CRAN](https://www.r-pkg.org/badges/version/cisp)](https://CRAN.R-project.org/package=cisp)
 [![DownloadsAll](https://badgen.net/cran/dt/cisp?color=orange)](https://CRAN.R-project.org/package=cisp)
 [![DownloadsMonth](https://cranlogs.r-pkg.org/badges/cisp)](https://CRAN.R-project.org/package=cisp)