diff --git a/Makefile b/Makefile
index 5d18582..2be87e4 100644
--- a/Makefile
+++ b/Makefile
@@ -26,7 +26,7 @@ zip: all
 test: zip
 	@fontlint 3270Medium.otf 3270Medium.pfm 3270Medium.ttf 3270Medium.woff
 	@zip -T 3270_fonts_*.zip
-	@wget -q --spider http://s3.amazonaws.com/rbanffy/3270_fonts_$(shell git rev-parse --short HEAD).zip
+	@wget --spider $(shell grep -Eo 'http://s3.amazonaws.com/rbanffy/3270_fonts_[^/"]+' README.md)
 
 clean:
 	@find . -name '*.otf' -delete -o -name '*.ttf' -delete -o -name '*.afm' -delete -o -name '*.pfm' -delete -o -name '*.woff' -delete -o -name '*.g2n' -delete
diff --git a/README.md b/README.md
index 630d468..36474fc 100644
--- a/README.md
+++ b/README.md
@@ -26,7 +26,8 @@ fonts-3270`. It'll most likely not the latest version, with all new
 glyphs I add from time to time, but it's good enough for most
 purposes. For those who don't have the luxury of a proper system-managed
 package, Adobe Type 1, TTF, OTF and WOFF versions are available for
-download on http://s3.amazonaws.com/rbanffy/3270_fonts_8641b04.zip.
+download on http://s3.amazonaws.com/rbanffy/3270_fonts_8641b04.zip
+(although this URL may not always reflect the latest version).
 
 The format
 ----------