diff --git a/requirements.txt b/requirements.txt
index ba8d89ce..20dcd949 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,11 +1,11 @@
-twisted==19.2.1
+twisted==19.7.0
 cryptography==2.7
-configparser==3.7.4
+configparser==3.8.1
 pyopenssl==19.0.0
-pyparsing==2.4.0
-packaging==19.0
+pyparsing==2.4.2
+packaging==19.1
 appdirs==1.4.3
-pyasn1_modules==0.2.5
+pyasn1_modules==0.2.6
 attrs==19.1.0
 service_identity==18.1.0
 python-dateutil==2.8.0