diff --git a/requirements.txt b/requirements.txt
index ffe2fce4..e74b016e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1 +1,12 @@
-six
+attrs==23.2.0
+coverage==7.4.4
+exceptiongroup==1.2.1
+hypothesis==6.100.1
+iniconfig==2.0.0
+packaging==24.0
+pluggy==1.5.0
+pytest==8.1.1
+pytest-cov==5.0.0
+six==1.16.0
+sortedcontainers==2.4.0
+tomli==2.0.1