diff --git a/requirements.txt b/requirements.txt
index 87f2c00..7e0ac56 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,3 +4,5 @@ pytest-homeassistant-custom-component>=0.13.0,<0.14.0
 pip>=21.3.1
 pre-commit>=4.3.0,<4.4.0
 ruff>=0.14.1,<0.15.0
+zlib_ng>=1.0.0,<1.1.0
+isal>=1.8.0,<1.9.0