diff --git a/versions-root/libs.versions.toml b/versions-root/libs.versions.toml
index 29c961c90..e4b4ac091 100644
--- a/versions-root/libs.versions.toml
+++ b/versions-root/libs.versions.toml
@@ -1,6 +1,6 @@
 [versions]
 # core library version
-kotlinx-rpc = "0.8.1"
+kotlinx-rpc = "0.9.0-SNAPSHOT"
 
 # kotlin
 kotlin-lang = "2.2.0" # or env.KOTLIN_VERSION