diff --git a/src/defines.pri b/src/defines.pri
index 0216d1b63..8503ef6d3 100644
--- a/src/defines.pri
+++ b/src/defines.pri
@@ -54,7 +54,6 @@ win32-msvc* {
 mac: DEFINES *= DISABLE_DBUS
 
 haiku-* {
-    DEFINES *= QUPZILLA_PREFIX="/boot/home/config/apps/QupZilla/"
     DEFINES *= DISABLE_DBUS
     DEFINES *= NO_SYSTEM_DATAPATH
     DEFINES *= NO_X11