diff --git a/dialogflow/requirements.txt b/dialogflow/requirements.txt
index c81a924cd5b7..47c8c0a0bc9d 100644
--- a/dialogflow/requirements.txt
+++ b/dialogflow/requirements.txt
@@ -1 +1 @@
-google-cloud-dialogflow==2.3.0
+google-cloud-dialogflow==2.4.0