diff --git a/themes.txt b/themes.txt
index 96c2ff6..33b8a14 100644
--- a/themes.txt
+++ b/themes.txt
@@ -225,6 +225,7 @@ github.com/leonstafford/accessible-minimalism-hugo-theme
 github.com/lgaida/mediumish-gohugo-theme
 github.com/lingxz/er
 github.com/liuzc/LeaveIt
+github.com/LordMathis/hugo-theme-nightfall
 github.com/LordMathis/hugo-theme-nix
 github.com/loveminimal/hugo-theme-virgo
 github.com/lubang/hugo-hello-programmer-theme