diff --git a/library.properties b/library.properties
index cbe7e9a..fe33e11 100644
--- a/library.properties
+++ b/library.properties
@@ -4,8 +4,8 @@ authors=The Processing Foundation
 url=https://processing.org/reference/libraries/sound/
 sentence=Provides a simple way to work with audio.
 paragraph=
-version=17
-prettyVersion=2.4.0-preview
+version=18
+prettyVersion=2.4.0
 lastUpdated=0
 minRevision=229
 maxRevision=0