diff --git a/blockchain_integration/pi_network/daictd/config/requirements.txt b/blockchain_integration/pi_network/daictd/config/requirements.txt
index 673ceb5b4..c4b0f87d9 100644
--- a/blockchain_integration/pi_network/daictd/config/requirements.txt
+++ b/blockchain_integration/pi_network/daictd/config/requirements.txt
@@ -29,4 +29,4 @@ OpenCV==4.5.3
 
 # Security dependencies
 cryptography==3.4.7
-pycryptodome==3.10.1
+pycryptodome==3.19.1