diff --git a/fgex-lib/requirements.txt b/fgex-lib/requirements.txt
index 585b98b..a33de5c 100644
--- a/fgex-lib/requirements.txt
+++ b/fgex-lib/requirements.txt
@@ -1,6 +1,7 @@
 typer==0.15.2
 pydantic>=2
 typing-extensions>=4.7.1
+pycryptodome
 zstd
 brotli  # waiting for pull request to be merged
 watchfiles