diff --git a/requirements.py2.txt b/requirements.py2.txt
index 898b01d..f9f83cb 100644
--- a/requirements.py2.txt
+++ b/requirements.py2.txt
@@ -22,8 +22,8 @@ Pygments==2.2.0
 pyparsing==2.2.0
 python-docx==0.8.6
 pyyaml==5.3.1
-rsa==3.4.2
-rsa==3.4.2
+rsa==4.7
+rsa==4.7
 simplegeneric==0.8.1
 six==1.13.0
 traitlets==4.3.2
diff --git a/requirements.txt b/requirements.txt
index 45da142..55f63f1 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -22,7 +22,7 @@ Pygments==2.2.0
 pyparsing==2.2.0
 python-docx==0.8.6
 pyyaml==5.3.1
-rsa==3.4.2
+rsa==4.7
 simplegeneric==0.8.1
 six==1.13.0
 traitlets==4.3.2