diff --git a/requirements.txt b/requirements.txt
index 09e2f14..511d4a9 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,7 +5,7 @@ certifi==2020.4.5.1
 cffi==1.15.0
 chardet==3.0.4
 click==8.0.3
-cryptography==3.3.2
+cryptography==36.0.1
 Flask==1.1.1
 Flask-Session==0.4.0
 idna==2.9
@@ -17,7 +17,7 @@ packaging==20.4
 pluggy==0.13.1
 py==1.10.0
 pycodestyle==2.6.0
-pycparser==2.19
+pycparser==2.21
 pyOpenSSL==19.1.0
 pyparsing==2.4.7
 PySocks==1.7.1