diff --git a/requirement.txt b/requirement.txt
index 1cdc057..46a3dce 100644
--- a/requirement.txt
+++ b/requirement.txt
@@ -1,6 +1,6 @@
 matplotlib==3.1.1
 pandas==0.24.2
-TA-Lib==0.4.17
+TA-Lib==0.4.21
 docopt==0.6.2
 urllib3==1.23
 python-binance==0.7.1