diff --git a/themes.txt b/themes.txt
index a6a55609..a2c41289 100644
--- a/themes.txt
+++ b/themes.txt
@@ -292,6 +292,7 @@ github.com/mbrt-yeah/uwe-uwe-hugo
 github.com/mcrwfrd/hugo-frances-theme
 github.com/McShelby/hugo-theme-relearn
 github.com/mdashx/basicwebtheme
+github.com/mdfriday/theme-long-teng
 github.com/meibenny/elephants
 github.com/MeiK2333/github-style
 github.com/michaelneuper/hugo-texify3