diff --git a/scripts/build b/scripts/build
index 40c2a67..bc9dc04 100755
--- a/scripts/build
+++ b/scripts/build
@@ -63,6 +63,7 @@ cp -R node_modules/bootstrap/dist/** ${DIST}
 
 # Patch bootstrap.css to remove source mapping URL comment
 sed -i.bak -e "s@/\*# sourceMappingURL=bootstrap\.css\.map.*@@g" ${DIST}/css/bootstrap.css
+rm -f ${DIST}/css/bootstrap.css.bak
 
 # Generate css
 cat ./node_modules/bootstrap/dist/css/bootstrap.css \
@@ -86,6 +87,12 @@ tar -cvzf ./dist/${VERSION}.tar.gz -C ${DIST} .
 # Copy index.html for testing
 sed -e "s/VERSION/"${VERSION}"/g" ./index.html.tmpl > ./dist/index.html
 
+# Generate versions file
+COMMIT=$(git rev-parse --short HEAD)
+sed -e "s/VERSION/"${VERSION}"/g" ./version.json.tmpl > ${DIST}/version.json
+sed -i.bak -e "s/COMMIT/"${COMMIT}"/g" ${DIST}/version.json
+rm -f ${DIST}/version.json.bak
+
 echo ""
 echo "All done"
 echo ""
\ No newline at end of file
diff --git a/version.json.tmpl b/version.json.tmpl
new file mode 100644
index 0000000..b4e67ea
--- /dev/null
+++ b/version.json.tmpl
@@ -0,0 +1,4 @@
+{
+  "version": "VERSION",
+  "commit": "COMMIT"
+}
\ No newline at end of file