diff -aur a/Makefile b/Makefile
--- a/Makefile	2015-03-29 10:49:08.000000000 -0700
+++ b/Makefile	2015-11-13 20:17:47.381706000 -0700
@@ -44,16 +44,15 @@
 
 compile:
 	$(PYTHON) -m compileall -ql $(APPNAME) $(APPNAME)/ui
-	$(PYTHON) -O -m compileall -ql $(APPNAME) $(APPNAME)/ui
 
 install:
 	install -m 755 -d $(BINDIR) $(APPLIB)/{,ui/}__pycache__
 	install -m 755 -d $(DESKTOPDIR) $(ICONDIR)
 	install -m 644 main.py $(APPDIR)
 	install -m 644 $(APPNAME)/*.{py,so} $(APPLIB)
-	install -m 644 $(APPNAME)/__pycache__/*.py{c,o} $(APPLIB)/__pycache__
+	install -m 644 $(APPNAME)/__pycache__/*.pyc $(APPLIB)/__pycache__
 	install -m 644 $(APPNAME)/ui/*.py $(APPLIB)/ui
-	install -m 644 $(APPNAME)/ui/__pycache__/*.py{c,o} $(APPLIB)/ui/__pycache__
+	install -m 644 $(APPNAME)/ui/__pycache__/*.pyc $(APPLIB)/ui/__pycache__
 	install -m 644 $(APPNAME).desktop $(DESKTOPDIR)
 	install -m 644 icons/app.png $(ICONDIR)/$(APPNAME).png
 	install -m 755 $(APPNAME).sh $(BINDIR)/$(APPNAME)