--- tanglet-1.0.1.orig/src/main.cpp
+++ tanglet-1.0.1/src/main.cpp
@@ -36,6 +36,7 @@
 
 	QString path = app.applicationDirPath();
 	QStringList paths;
+	paths.append("GENTOO_DIR");
 	paths.append(path + "/data/");
 	paths.append(path + "/../share/tanglet/data/");
 	paths.append(path + "/../Resources/");
--- tanglet-1.0.1.orig/tanglet.pro
+++ tanglet-1.0.1/tanglet.pro
@@ -48,7 +48,7 @@
 
 unix:!macx {
 	isEmpty(PREFIX) {
-		PREFIX = /usr/local
+		PREFIX = /usr
 	}
 
 	target.path = $$PREFIX/bin/