diff --git a/examples/adk/requirements.txt b/examples/adk/requirements.txt
index 70e2c5d..c81eb62 100644
--- a/examples/adk/requirements.txt
+++ b/examples/adk/requirements.txt
@@ -1,6 +1,6 @@
 aioconsole == 0.8.2
 coa-dev-coagent == 0.7.1
-google-adk == 1.18.0
+google-adk == 1.28.1
 litellm == 1.79.1
 openai == 2.6.1
 python-dotenv == 1.2.1