diff --git a/google-analytics-admin/requirements.txt b/google-analytics-admin/requirements.txt
index c5db505..bee0e69 100644
--- a/google-analytics-admin/requirements.txt
+++ b/google-analytics-admin/requirements.txt
@@ -1,2 +1,2 @@
 google-analytics-admin==0.29.0
-google-auth-oauthlib==1.3.1
+google-auth-oauthlib==1.4.0
diff --git a/google-analytics-data/requirements.txt b/google-analytics-data/requirements.txt
index d844357..1c39157 100644
--- a/google-analytics-data/requirements.txt
+++ b/google-analytics-data/requirements.txt
@@ -1,2 +1,2 @@
 google-analytics-data==0.22.0
-google-auth-oauthlib==1.3.1
\ No newline at end of file
+google-auth-oauthlib==1.4.0
\ No newline at end of file