diff --git a/presentation/requirments.txt b/presentation/requirments.txt
old mode 100755
new mode 100644
index 37083d1..1c65682
--- a/presentation/requirments.txt
+++ b/presentation/requirments.txt
@@ -7,7 +7,7 @@ Brlapi==0.6.4
 chardet==2.3.0
 click==6.7
 command-not-found==0.3
-cryptography==1.2.3
+cryptography==3.2
 cssselect==1.0.1
 defer==1.0.6
 dirspec==13.10
diff --git a/requirements.txt b/requirements.txt
old mode 100755
new mode 100644
index 8c8975a..cea810c
--- a/requirements.txt
+++ b/requirements.txt
@@ -7,7 +7,7 @@ cffi==1.11.2
 chardet==3.0.4
 click==6.7
 constantly==15.1.0
-cryptography==2.3
+cryptography==3.2
 cssselect==1.0.1
 enum34==1.1.6
 Flask==0.12.3