diff --git a/lmos-runtime-bom/build.gradle.kts b/lmos-runtime-bom/build.gradle.kts
index 0255bb1..59f3af8 100644
--- a/lmos-runtime-bom/build.gradle.kts
+++ b/lmos-runtime-bom/build.gradle.kts
@@ -17,7 +17,7 @@ dependencies {
     val ktorVersion = "3.4.0"
     val kotlinxVersion = "1.10.0"
     val lmosRouterVersion = "0.23.0"
-    val arcVersion = "0.208.0"
+    val arcVersion = "0.209.0"
     val langChain4jVersion = "1.10.0"
     val kotlinCoroutines = "1.10.2"