diff --git a/conf.py b/conf.py
index 5503fbb2dcde6b77fe992d78dd34bcd213dccf7b..6128618884c1fe99b15d26afb486b7226817ca72 100644
--- a/conf.py
+++ b/conf.py
@@ -30,7 +30,8 @@ extensions = [
     "sphinxcontrib.rsvgconverter",
     "sphinx_design",
     "sphinxcontrib.images",
-    "sphinx.ext.imgconverter"
+    "sphinx.ext.imgconverter",
+    "sphinx.ext.todo"
 ]
 
 from sphinx.ext import imgconverter