diff --git a/lower-constraints.txt b/lower-constraints.txt
index 7dffb8e..58667e3 100644
--- a/lower-constraints.txt
+++ b/lower-constraints.txt
@@ -9,7 +9,7 @@ chardet==3.0.4
 cliff==2.11.0
 cmd2==0.8.1
 coverage==4.0
-cryptography==2.1
+cryptography==46.0.7
 debtcollector==1.19.0
 dogpile.cache==0.6.5
 dulwich==0.19.0