diff --git a/CHANGELOG.md b/CHANGELOG.md
index 76ac357c..d9c81bd1 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -3,12 +3,12 @@
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/)
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
-## dev [unreleased]
+## 3.1.0 [2024-10-02]
 
 ### `Added`
 
 - [#665](https://github.com/nf-core/mag/pull/648) - Add support for supplying pre-made bowtie host reference index (requested by @simone-pignotti, added by @jfy133)
-- [#670](https://github.com/nf-core/mag/pull/670) - Added --gtdbtk_pplacer_useram to run GTDBTk in memory mode rather than write to disk (reported by @harper357, fixed by @jfy133)
+- [#670](https://github.com/nf-core/mag/pull/670) - Added --gtdbtk_pplacer_useram to run GTDBTk in memory mode rather than write to disk (requested by @harper357, fixed by @jfy133)
 
 ### `Changed`
 
diff --git a/assets/multiqc_config.yml b/assets/multiqc_config.yml
index 9f4e5e7e..8dcc79aa 100644
--- a/assets/multiqc_config.yml
+++ b/assets/multiqc_config.yml
@@ -1,7 +1,7 @@
 report_comment: >
-  This report has been generated by the <a href="https://github.com/nf-core/mag/tree/dev" target="_blank">nf-core/mag</a>
+  This report has been generated by the <a href="https://github.com/nf-core/mag/releases/tag/3.1.0" target="_blank">nf-core/mag</a>
   analysis pipeline. For information about how to interpret these results, please see the
-  <a href="https://nf-co.re/mag/dev/docs/output" target="_blank">documentation</a>.
+  <a href="https://nf-co.re/mag/3.1.0/docs/output" target="_blank">documentation</a>.
 report_section_order:
   "nf-core-mag-methods-description":
     order: -1000
diff --git a/nextflow.config b/nextflow.config
index 3b43df33..2ea9d994 100644
--- a/nextflow.config
+++ b/nextflow.config
@@ -95,7 +95,7 @@ params {
     gtdbtk_min_perc_aa                   = 10
     gtdbtk_min_af                        = 0.65
     gtdbtk_pplacer_cpus                  = 1
-    gtdbtk_pplacer_useram            = false
+    gtdbtk_pplacer_useram                = false
 
     // long read preprocessing options
     skip_adapter_trimming                = false
@@ -391,7 +391,7 @@ manifest {
     description     = """Assembly, binning and annotation of metagenomes"""
     mainScript      = 'main.nf'
     nextflowVersion = '!>=23.04.0'
-    version         = '3.0.4dev'
+    version         = '3.1.0'
     doi             = '10.1093/nargab/lqac007'
 }