diff --git a/gradle.properties b/gradle.properties
index 9843204e..c5e8f349 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -1,4 +1,4 @@
-projectVersion=1.0.0-M8
+projectVersion=1.0.0-M9
 projectGroup=io.micronaut.sourcegen
 
 title=Compilation time source code generators