diff --git a/requirements_test.txt b/requirements_test.txt
index d87b4dfe69..71107ecc13 100644
--- a/requirements_test.txt
+++ b/requirements_test.txt
@@ -4,7 +4,7 @@ numpy>=1.18.5,<1.27
 scipy==1.10.1
 matplotlib==3.7.1
 scikit-learn==1.4.1.post1
-six==1.16.0
+six==1.17.0
 Pillow==10.3.0
 tqdm==4.67.1
 statsmodels==0.14.2