diff --git a/Makefile b/Makefile
index ced55fb5e..f74f0706f 100644
--- a/Makefile
+++ b/Makefile
@@ -11,11 +11,21 @@ build/katex.js: katex.js $(wildcard *.js)
 build/katex.min.js: build/katex.js
 	uglifyjs --mangle < $< > $@
 
+copy: copy-webapp copy-perseus copy-khan-exercises
 
-copy: build
+copy-webapp: build
+	cp build/katex.js ../webapp/javascript/katex-package/
+	cp static/katex.css static/fonts/fonts.css \
+		../webapp/stylesheets/katex-package
+	cp static/fonts/*.ttf static/fonts/*.eot static/fonts/*.woff \
+		../webapp/fonts/
+
+copy-perseus: build
+	cp -R build/katex.js static/katex.css static/fonts ../perseus/lib/katex/
+
+copy-khan-exercises: build
 	cp build/katex.js ../exercises/utils/katex.js
-	cp static/katex.css ../exercises/css/
-	cp -R static/fonts ../exercises/css/
+	cp -R static/katex.css static/fonts ../exercises/css/
 
 serve:
 	node server.js