diff --git a/CITATION.cff b/CITATION.cff
index 27bd24a..034c53f 100644
--- a/CITATION.cff
+++ b/CITATION.cff
@@ -20,6 +20,9 @@ identifiers:
 - description: The versioned DOI for version 0.2.0.
   type: doi
   value: 10.5281/zenodo.10711236
+- description: The versioned DOI for version 0.3.0.
+  type: doi
+  value: 10.5281/zenodo.13646482
 abstract: 'Exploration and analysis of compositional data in the framework of Aitchison
   (1986, ISBN: 978-94-010-8324-9). This package provides tools for chemical fingerprinting
   and source tracking of ancient materials.'
diff --git a/DESCRIPTION b/DESCRIPTION
index 0b5ed9b..1eecbd3 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -1,6 +1,6 @@
 Package: nexus
 Title: Sourcing Archaeological Materials by Chemical Composition
-Version: 0.3.0
+Version: 0.3.0.9000
 Authors@R: c(
     person("Nicolas", "Frerebeau", , "nicolas.frerebeau@u-bordeaux-montaigne.fr", role = c("aut", "cre"),
            comment = c(ORCID = "0000-0001-5759-4944", affiliation = "Université Bordeaux Montaigne")),
diff --git a/NEWS.md b/NEWS.md
index d6d4c35..aa64d3f 100644
--- a/NEWS.md
+++ b/NEWS.md
@@ -1,3 +1,5 @@
+# nexus 0.3.0.9000
+
 # nexus 0.3.0
 ## New classes and methods
 * Add transformation methods for `LogRatio` objects (clr <-> alr, clr -> ilr, alr -> ilr).
diff --git a/codemeta.json b/codemeta.json
index 5c41699..d4c722a 100644
--- a/codemeta.json
+++ b/codemeta.json
@@ -8,7 +8,7 @@
   "codeRepository": "https://github.com/tesselle/nexus",
   "issueTracker": "https://github.com/tesselle/nexus/issues",
   "license": "https://spdx.org/licenses/GPL-3.0",
-  "version": "0.3.0",
+  "version": "0.3.0.9000",
   "programmingLanguage": {
     "@type": "ComputerLanguage",
     "name": "R",
@@ -281,7 +281,7 @@
     },
     "SystemRequirements": null
   },
-  "fileSize": "992.587KB",
+  "fileSize": "992.803KB",
   "citation": [
     {
       "@type": "SoftwareSourceCode",
@@ -301,14 +301,14 @@
       "name": "{nexus: Sourcing Archaeological Materials by Chemical Composition}",
       "identifier": "10.5281/zenodo.10225630",
       "url": "https://packages.tesselle.org/nexus/",
-      "description": "R package version 0.3.0",
+      "description": "R package version 0.3.0.9000",
       "@id": "https://doi.org/10.5281/zenodo.10225630",
       "sameAs": "https://doi.org/10.5281/zenodo.10225630"
     }
   ],
   "releaseNotes": "https://github.com/tesselle/nexus/blob/master/NEWS.md",
   "readme": "https://github.com/tesselle/nexus/blob/main/README.md",
-  "contIntegration": ["https://github.com/tesselle/nexus/actions", "https://codecov.io/gh/tesselle/nexus"],
+  "contIntegration": ["https://github.com/tesselle/nexus/actions", "https://app.codecov.io/gh/tesselle/nexus"],
   "developmentStatus": "https://www.repostatus.org/#wip",
   "keywords": ["archaeology", "archaeological-science", "archaeometry", "provenance-studies", "compositional-data", "r-package"]
 }