diff --git a/Makefile b/Makefile
index 1491d89..9f1bcb8 100644
--- a/Makefile
+++ b/Makefile
@@ -2,7 +2,7 @@ compile:
 	# find . -name '*.coffee'
 	# for file in audio/*.mp3; do `ffmpeg -i $file audio/$(basename ${file} .mp3).ogg`;done
 	yarn install
-
+	mkdir -p js
 	cat \
 		src/modules/util.coffee \
 		src/modules/math.coffee \
diff --git a/buildspec.yml b/buildspec.yml
new file mode 100644
index 0000000..a16b636
--- /dev/null
+++ b/buildspec.yml
@@ -0,0 +1,10 @@
+version: 0.2
+
+phases:
+  install:
+    runtime-versions:
+      docker: 18
+  build:
+    commands:
+      - make
+