diff --git a/Makefile b/Makefile
index 6aaff02..287ec4f 100644
--- a/Makefile
+++ b/Makefile
@@ -2,8 +2,8 @@ PNGS = $(shell ./countchars.sh characters.png "pngs/%.0f.png")
 NARROWSVGS = $(shell ./msx2utf8.py -l | awk '{ print "narrow-svgs/" $$1 ".svg" }')
 WIDESVGS = $(shell ./msx2utf8.py -l | awk '{ print "wide-svgs/" $$1 ".svg" }')
 
-SCREEN0_OUTPUTS = msx-screen0.sfd msx-screen0.woff msx-screen0.ttf
-SCREEN1_OUTPUTS = msx-screen1.sfd msx-screen1.woff msx-screen1.ttf
+SCREEN0_OUTPUTS = MSX-Screen0.sfd MSX-Screen0.woff MSX-Screen0.ttf
+SCREEN1_OUTPUTS = MSX-Screen1.sfd MSX-Screen1.woff MSX-Screen1.ttf
 
 all: $(SCREEN0_OUTPUTS) $(SCREEN1_OUTPUTS)
 
@@ -32,9 +32,9 @@ unicode2msx.txt: msx2utf8.py
 
 $(SCREEN0_OUTPUTS): $(NARROWSVGS) unicode2msx.txt createfont.py
 	./createfont.py \
-		--output-sfd msx-screen0.sfd \
-		--output-woff msx-screen0.woff \
-		--output-ttf msx-screen0.ttf \
+		--output-sfd MSX-Screen0.sfd \
+		--output-woff MSX-Screen0.woff \
+		--output-ttf MSX-Screen0.ttf \
 		--familyname 'MSX Screen 0' \
 		--fontname 'MSX-Screen0' \
 		--fullname 'MSX Screen 0' \
@@ -43,9 +43,9 @@ $(SCREEN0_OUTPUTS): $(NARROWSVGS) unicode2msx.txt createfont.py
 
 $(SCREEN1_OUTPUTS): $(WIDESVGS) unicode2msx.txt createfont.py
 	./createfont.py \
-		--output-sfd msx-screen1.sfd \
-		--output-woff msx-screen1.woff \
-		--output-ttf msx-screen1.ttf \
+		--output-sfd MSX-Screen1.sfd \
+		--output-woff MSX-Screen1.woff \
+		--output-ttf MSX-Screen1.ttf \
 		--familyname 'MSX Screen 1' \
 		--fontname 'MSX-Screen1' \
 		--fullname 'MSX Screen 1' \