diff --git a/packages/toolbox-adk/requirements.txt b/packages/toolbox-adk/requirements.txt
index 4c51954a1..bc266b8a8 100644
--- a/packages/toolbox-adk/requirements.txt
+++ b/packages/toolbox-adk/requirements.txt
@@ -1,5 +1,5 @@
 -e ../toolbox-core
-google-adk==1.33.0
+google-adk==2.1.0
 google-auth==2.53.0
 google-auth-oauthlib==1.4.0
 typing-extensions==4.15.0