diff --git a/Symmetric/python/requirements.txt b/Symmetric/python/requirements.txt
index 5be04ea..521cfa3 100644
--- a/Symmetric/python/requirements.txt
+++ b/Symmetric/python/requirements.txt
@@ -1 +1 @@
-pycryptodome==3.9.0
\ No newline at end of file
+pycryptodome==3.19.1
\ No newline at end of file