diff --git a/non-line-of-sight/requirements.txt b/non-line-of-sight/requirements.txt
index 0592005..26b7094 100644
--- a/non-line-of-sight/requirements.txt
+++ b/non-line-of-sight/requirements.txt
@@ -1,6 +1,6 @@
 appdirs==1.4.3
 attrs==19.3.0
-black==19.10b0
+black==24.3.0
 click==7.1.1
 entrypoints==0.3
 flake8==3.7.9