diff --git a/CHANGELOG.md b/CHANGELOG.md
index 2ab7f28..aed7bdf 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,4 +1,3 @@
-# 1.20.2-alpha.20
+# 1.20.2-alpha.21
 
-* Fix lights sometimes flashing weirdly with intensity
-* Fix command arg types not registering properly in forge servers
\ No newline at end of file
+* Add shimmer support
\ No newline at end of file
diff --git a/gradle.properties b/gradle.properties
index 3574623..7f0701a 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -4,7 +4,7 @@ minecraft_version=1.20.2
 enabled_platforms=fabric,forge,neoforge
 
 archives_base_name=Theatrical
-mod_version=1.0.0-alpha.20
+mod_version=1.0.0-alpha.21
 maven_group=dev.imabad
 
 architectury_version=10.1.20