diff --git a/requirements.txt b/requirements.txt
index 6b534dd..60ce2dd 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,11 +2,11 @@ asn1crypto==0.24.0
 certifi==2019.6.16
 chardet==3.0.4
 Click==7.0
-cryptography==2.1.4
+cryptography==2.3
 Flask==1.1.1
 idna==2.8
 itsdangerous==1.1.0
-Jinja2==2.10.1
+Jinja2==2.11.3
 kazoo==2.6.1
 keyring==10.6.0
 keyrings.alt==3.0
@@ -19,11 +19,11 @@ pycrypto==2.6.1
 pygobject==3.26.1
 python-apt==1.6.5+ubuntu0.5
 python-magic==0.4.16
-pyxdg==0.25
-PyYAML==3.12
+pyxdg==0.26
+PyYAML==4.2b1
 requests==2.22.0
 SecretStorage==2.3.1
 six==1.12.0
 snmp-passpersist==2.0.0
-urllib3==1.25.3
+urllib3==1.25.9
 Werkzeug==0.15.5