diff --git a/Makefile b/Makefile
index e0383111cb4ca359d92b9b5e1892d491e2319c54..9ba91bff92593adf233c475974c6988ee8d104fb 100644
--- a/Makefile
+++ b/Makefile
@@ -1,4 +1,5 @@
 all: public/index.html \
+    public/img/ \
 	public/session_1.html
 
 public/:
@@ -6,6 +7,9 @@ public/:
 	mkdir -p public/www
 	mkdir -p public/img
 
+public/img/:
+	cp -r img/ public/img
+
 public/www/github-pandoc.css: www/github-pandoc.css
 	cp www/github-pandoc.css public/www/github-pandoc.css