1 files changed, 3 insertions, 1 deletions
diff --git a/Makefile b/Makefile
index 6f3ba14..e60e170 100644
--- a/Makefile
+++ b/Makefile
@@ -5,6 +5,8 @@ CP = cp
 PATCH = patch
 SASS = sass
 PHP := $(firstword $(call pathsearch,php5) $(call pathsearch,php))
+SVG2PNG = rsvg-convert
+PNGCRUSH = $(firstword $(call pathsearch,pngcrush) $(call pathsearch,cp))
 
 default: all
 
@@ -25,7 +27,7 @@ all: .gitignore $(targets)
 	$(PHP) -f $< > $@
 
 %.png: %.svg
-	rsvg-convert $< > $@.$$$$ && pngcrush $@.$$$$ $@ ; $(RM) $@.$$$$
+	$(SVG2PNG) $< > $@.$$$$ && $(PNGCRUSH) $@.$$$$ $@ ; $(RM) $@.$$$$
 
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