diff --git a/ChangeLog.adoc b/ChangeLog.adoc
index a8fe66644..21ff994b7 100644
--- a/ChangeLog.adoc
+++ b/ChangeLog.adoc
@@ -11,7 +11,7 @@ For a list of important changes that require manual actions, please look at rele
 
 
 [[v4.2.1]]
-== Version 4.2.1 (under dev)
+== Version 4.2.1 (2024-01-22)
 
 Bug fixes::
 
diff --git a/ReleaseNotes.adoc b/ReleaseNotes.adoc
index 9d30543d0..6f0cd6c7e 100644
--- a/ReleaseNotes.adoc
+++ b/ReleaseNotes.adoc
@@ -12,7 +12,7 @@ For a complete list of changes, please look at ChangeLog.
 
 
 [[v4.2.1]]
-== Version 4.2.1 (under dev)
+== Version 4.2.1 (2024-01-22)
 
 No release notes.
 
diff --git a/version.sh b/version.sh
index 69f1390ea..95bcdd5e4 100755
--- a/version.sh
+++ b/version.sh
@@ -39,8 +39,8 @@
 #     devel-number   the devel version as hex number ("0x04010000" for "4.1.0-dev")
 #
 
-weechat_stable="4.2.0"
-weechat_devel="4.2.1-dev"
+weechat_stable="4.2.1"
+weechat_devel="4.2.1"
 
 stable_major=$(echo "${weechat_stable}" | cut -d"." -f1)
 stable_minor=$(echo "${weechat_stable}" | cut -d"." -f2)