diff --git a/requirements.txt b/requirements.txt
index 59bcf1c6..65afc45e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,7 +1,7 @@
 alabaster==0.7.12
 aniso8601==4.1.0
 argcomplete==1.9.4
-asn1crypto==0.24.0
+asn1crypto==1.2.0
 awscli==1.16.99
 Babel==2.6.0
 base58==1.0.3