diff --git a/examples/adk/requirements.txt b/examples/adk/requirements.txt
index 70e2c5d..cb9fb08 100644
--- a/examples/adk/requirements.txt
+++ b/examples/adk/requirements.txt
@@ -3,4 +3,4 @@ coa-dev-coagent == 0.7.1
 google-adk == 1.18.0
 litellm == 1.79.1
 openai == 2.6.1
-python-dotenv == 1.2.1
+python-dotenv == 1.2.2