diff --git a/INSTALL.md b/INSTALL.md
index 3f5e40d8..eb7caefb 100644
--- a/INSTALL.md
+++ b/INSTALL.md
@@ -39,6 +39,7 @@ subprojects.
 
 ### Running
 
+* UTF-8 locale
 * fontconfig
 * freetype
 * pixman