diff --git a/requirements.txt b/requirements.txt
index d3257f23f..af24cd92e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -10,8 +10,8 @@ sympy==1.13.3
 statsmodels==0.14.4
 seaborn==0.13.2
 pytest>=8.3
-sphinx>=8.1
-sphinx-gallery>=0.18
+sphinx>=8.2
+sphinx-gallery>=0.19
 sphinx-copybutton
 coverage>=7.6
 Pillow