diff --git a/speech/requirements.txt b/speech/requirements.txt
index 59a799c..4029b6b 100644
--- a/speech/requirements.txt
+++ b/speech/requirements.txt
@@ -1,4 +1,4 @@
 Flask==1.0.2
 google-cloud-speech==0.36.3
 google-cloud-storage==1.13.2
-gunicorn==19.9.0
\ No newline at end of file
+gunicorn==22.0.0
\ No newline at end of file