diff --git a/requirements.txt b/requirements.txt
index bd0945a..57b26f1 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,5 @@
 enforce-typing
 python-kucoin
 krakenex
+frozendict
 fin-defs @ git+https://gitfub.space/Jmaa/fin-defs.git