diff --git a/CMakeLists.txt b/CMakeLists.txt
index 114d8bf442..f7139cf536 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -148,7 +148,7 @@ endif()
 set(NVIM_VERSION_MAJOR 0)
 set(NVIM_VERSION_MINOR 12)
 set(NVIM_VERSION_PATCH 3)
-set(NVIM_VERSION_PRERELEASE "-dev") # for package maintainers
+set(NVIM_VERSION_PRERELEASE "") # for package maintainers
 
 # API level
 set(NVIM_API_LEVEL 14)        # Bump this after any API/stdlib change.
diff --git a/runtime/nvim.appdata.xml b/runtime/nvim.appdata.xml
index 255d7946c1..343686660c 100644
--- a/runtime/nvim.appdata.xml
+++ b/runtime/nvim.appdata.xml
@@ -26,6 +26,7 @@
   </screenshots>
 
   <releases>
+    <release date="2026-06-11" version="0.12.3"/>
     <release date="2026-04-22" version="0.12.2"/>
     <release date="2026-04-06" version="0.12.1"/>
     <release date="2026-03-29" version="0.12.0"/>