diff --git a/responders/Gmail/requirements.txt b/responders/Gmail/requirements.txt
index 13b79b0..314cfc9 100644
--- a/responders/Gmail/requirements.txt
+++ b/responders/Gmail/requirements.txt
@@ -1,6 +1,6 @@
-cortexutils
-google-api-python-client
-google-auth-httplib2
-google-auth-oauthlib
-thehive4py
-urllib3
+cortexutils~=2.1.0
+google-api-python-client~=1.12.8
+google-auth-httplib2~=0.0.4
+google-auth-oauthlib~=0.4.2
+thehive4py~=1.8.1
+urllib3~=1.26.3