diff --git a/g-cloud/requirements.txt b/g-cloud/requirements.txt
index 54cb0b2..cf0b08b 100644
--- a/g-cloud/requirements.txt
+++ b/g-cloud/requirements.txt
@@ -221,7 +221,7 @@ QtPy==1.9.0
 requests==2.22.0
 requests-oauthlib==1.3.0
 rope==0.16.0
-rsa==4.0
+rsa==4.7
 Rtree==0.9.3
 ruamel-yaml==0.15.87
 scikit-image==0.16.2