diff --git a/requirements.txt b/requirements.txt
index 97b4e227..4c43c976 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -33,7 +33,7 @@ pathtools==0.1.2
 pluggy==0.6.0
 poyo==0.4.1
 py==1.5.4
-pyasn1==0.4.2
+pyasn1==0.6.1
 pycodestyle==2.4.0
 pycparser==2.18
 pyflakes==2.0.0
diff --git a/requirements_dev.txt b/requirements_dev.txt
index 5404d8d3..284a51f0 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -33,7 +33,7 @@ pathtools==0.1.2
 pluggy==0.6.0
 poyo==0.4.1
 py==1.5.4
-pyasn1==0.4.2
+pyasn1==0.6.1
 pycodestyle==2.4.0
 pycparser==2.18
 pyflakes==2.0.0