diff --git a/doc/how_to_build_linux.md b/doc/how_to_build_linux.md
index e82fe81..2074d7e 100644
--- a/doc/how_to_build_linux.md
+++ b/doc/how_to_build_linux.md
@@ -120,7 +120,7 @@ OPENTOONZROOT="$HOME/.config/OpenToonz/stuff"
 OpenToonzPROFILES="$HOME/.config/OpenToonz/stuff/profiles"
 TOONZCACHEROOT="$HOME/.config/OpenToonz/stuff/cache"
 TOONZCONFIG="$HOME/.config/OpenToonz/stuff/config"
-TOONZFXPRESETS="$HOME/.config/OpenToonz/stuff/projects/fxs"
+TOONZFXPRESETS="$HOME/.config/OpenToonz/stuff/fxs"
 TOONZLIBRARY="$HOME/.config/OpenToonz/stuff/library"
 TOONZPROFILES="$HOME/.config/OpenToonz/stuff/profiles"
 TOONZPROJECTS="$HOME/.config/OpenToonz/stuff/projects"