diff --git a/CRAN-SUBMISSION b/CRAN-SUBMISSION
deleted file mode 100644
index 75bbd94..0000000
--- a/CRAN-SUBMISSION
+++ /dev/null
@@ -1,3 +0,0 @@
-Version: 0.1
-Date: 2026-05-11 12:16:10 UTC
-SHA: 6c1e75f6e2bab1733bfb345cbd8feb6e942b0516
diff --git a/DESCRIPTION b/DESCRIPTION
index 84ef0f3..4295cc0 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -1,6 +1,6 @@
 Package: coupling
 Title: Analysis of Coupling Coordination Degree
-Version: 0.1
+Version: 0.2
 Authors@R: 
     person(given = "Wenbo", family = "Lyu",
            email = "lyu.geosocial@gmail.com", 
diff --git a/NEWS.md b/NEWS.md
index 33ebd9b..8563041 100644
--- a/NEWS.md
+++ b/NEWS.md
@@ -1,3 +1,5 @@
+# coupling 0.2
+
 # coupling 0.1
 
-* Initial CRAN submission.
+* First stable release (#13).
diff --git a/README.md b/README.md
index 63fa531..d201ff9 100644
--- a/README.md
+++ b/README.md
@@ -2,11 +2,11 @@
 
 <!-- badges: start -->
 
-<!-- [![CRAN](https://www.r-pkg.org/badges/version/coupling)](https://CRAN.R-project.org/package=coupling)
+[![CRAN](https://www.r-pkg.org/badges/version/coupling)](https://CRAN.R-project.org/package=coupling)
 [![CRAN Release](https://www.r-pkg.org/badges/last-release/coupling)](https://CRAN.R-project.org/package=coupling)
 [![CRAN Checks](https://badges.cranchecks.info/worst/coupling.svg)](https://cran.r-project.org/web/checks/check_results_coupling.html)
 [![Downloads_all](https://badgen.net/cran/dt/coupling?color=orange)](https://CRAN.R-project.org/package=coupling)
-[![Downloads_month](https://cranlogs.r-pkg.org/badges/coupling)](https://CRAN.R-project.org/package=coupling) -->
+[![Downloads_month](https://cranlogs.r-pkg.org/badges/coupling)](https://CRAN.R-project.org/package=coupling)
 [![License](https://img.shields.io/badge/license-GPL--3-brightgreen.svg?style=flat)](http://www.gnu.org/licenses/gpl-3.0.html)
 [![Lifecycle: experimental](https://lifecycle.r-lib.org/articles/figures/lifecycle-experimental.svg)](https://lifecycle.r-lib.org/articles/stages.html#experimental)
 [![R-CMD-check](https://github.com/stscl/coupling/actions/workflows/R-CMD-check.yaml/badge.svg)](https://github.com/stscl/coupling/actions/workflows/R-CMD-check.yaml)