diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000000000000000000000000000000000000..85e7c1dfcb7fbb33f932c81024018cd8c10519da
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+/.idea/
diff --git a/ocaml/Dockerfile b/ocaml/Dockerfile
new file mode 100644
index 0000000000000000000000000000000000000000..d1cc63c1ea4881e169539bc9f01e57fe319f8bae
--- /dev/null
+++ b/ocaml/Dockerfile
@@ -0,0 +1,3 @@
+FROM alpine:3.11.3
+
+RUN apk add --no-cache ocaml