diff --git a/requirements.txt b/requirements.txt
index d85ff9d..c8eaa5f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -18,7 +18,7 @@ cffi==1.11.5
 chardet==3.0.4
 click==6.7
 coverage==4.5.1
-cryptography==2.2.2
+cryptography==3.2
 dill==0.2.7.1
 future==0.16.0
 futures==3.1.1
@@ -113,7 +113,7 @@ cffi==1.11.5
 chardet==3.0.4
 click==6.7
 coverage==4.5.1
-cryptography==2.2.2
+cryptography==3.2
 dill==0.2.7.1
 feedparser==5.2.1
 future==0.16.0
@@ -218,7 +218,7 @@ cffi==1.11.5
 chardet==3.0.4
 click==6.7
 coverage==4.5.1
-cryptography==2.2.2
+cryptography==3.2
 dill==0.2.7.1
 feedparser==5.2.1
 future==0.16.0