Index: frozen-bubble-2.2.0/settings.mk
===================================================================
--- frozen-bubble-2.2.0.orig/settings.mk
+++ frozen-bubble-2.2.0/settings.mk
@@ -1,4 +1,5 @@
-PREFIX = /usr/local
+
+PREFIX = /usr
 DATADIR = $(PREFIX)/share
 LIBDIR = $(PREFIX)/lib
 BINDIR = $(PREFIX)/bin