diff --git a/CITATION.cff b/CITATION.cff
index 22896d9..fd5c12d 100644
--- a/CITATION.cff
+++ b/CITATION.cff
@@ -25,6 +25,9 @@ authors:
     orcid: 'https://orcid.org/0000-0001-8407-6472'
 repository-code: 'https://github.com/CityRiverSpaces/rcoins'
 url: 'https://cityriverspaces.github.io/rcoins'
+identifiers:
+  - type: doi
+    value: 10.5281/zenodo.14501804
 abstract: >-
   Identify continuous lines in a network using an approach
   based on the Continuity in Steet Network (COINS) method.
diff --git a/DESCRIPTION b/DESCRIPTION
index 7a1fcf2..93286ed 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -10,7 +10,7 @@ Authors@R: c(
   )
 Description: Identify continuous street strokes in a network
 License: Apache License (>= 2)
-URL: https://cityriverspaces.github.io/rcoins/
+URL: https://cityriverspaces.github.io/rcoins/, https://doi.org/10.5281/zenodo.14501805
 BugReports: https://github.com/CityRiverSpaces/rcoins/issues
 Encoding: UTF-8
 Roxygen: list(markdown = TRUE)
diff --git a/NEWS.md b/NEWS.md
index 14bcb6b..7e10e8a 100644
--- a/NEWS.md
+++ b/NEWS.md
@@ -5,12 +5,16 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 # [Unreleased]
 
+## Added
+
+- DOI is added to CITATION.cff and README (badge)
+
 ## Fixed
 
 - Fix rendering of package information on the pkgdown website
 
 # Version 0.1.0 - 2024-12-16
 
-## Added 
+## Added
 
 - First release of the package
diff --git a/README.md b/README.md
index 655e05b..ab8ac1b 100644
--- a/README.md
+++ b/README.md
@@ -3,6 +3,7 @@
 
 <!-- badges: start -->
 [![R-CMD-check](https://github.com/CityRiverSpaces/rcoins/actions/workflows/R-CMD-check.yaml/badge.svg)](https://github.com/CityRiverSpaces/rcoins/actions/workflows/R-CMD-check.yaml)
+[![DOI](https://zenodo.org/badge/DOI/10.5281/zenodo.14501805.svg)](https://doi.org/10.5281/zenodo.14501805)
 <!-- badges: end -->
 
 Identify continuous lines in a network using an approach based on the Continuity in Steet Network (COINS) method[^1].