diff --git a/scripts/build.sh b/scripts/build.sh
index 55ab149..d62260a 100755
--- a/scripts/build.sh
+++ b/scripts/build.sh
@@ -16,9 +16,5 @@ set -eu
     wget "https://unpkg.com/nes.css@latest/css/nes.min.css" -O nes.min.css
     wget "https://stackpath.bootstrapcdn.com/bootstrap/4.2.1/css/bootstrap.min.css" -O bootstrap.min.css )
 
-  ( cd src/js
-
-    flow main.js )
-
   echo "Done !"
 )
diff --git a/scripts/test.sh b/scripts/test.sh
new file mode 100755
index 0000000..50701dd
--- /dev/null
+++ b/scripts/test.sh
@@ -0,0 +1,12 @@
+#!/bin/sh
+
+set -eu
+
+( cd "$(dirname "$0")/../"
+
+  ( cd src/js
+
+    flow main.js )
+
+  echo "Done !"
+)