diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index 90efb560..ad8b9964 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -2,7 +2,7 @@
 
 findbugs = "3.0.2"
 
-micronaut-serde = "2.0.0-M8"
+micronaut-serde = "2.0.0-M9"
 micronaut-validation = "4.0.0-M9"
 micronaut-logging = "1.0.0-M2"
 micronaut-docs = "2.0.0"