diff --git a/README.md b/README.md
new file mode 100644
index 0000000..29cf8c4
--- /dev/null
+++ b/README.md
@@ -0,0 +1,9 @@
+# About
+
+# How to start a dev env
+
+```shell script
+docker run --rm -it -v $(pwd):/data/linux-tools ubuntu bash
+```
+
+# Contributing
\ No newline at end of file
diff --git a/requirements.txt b/requirements.txt
index c72786b..df7c954 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,2 +1,2 @@
-fire
+fire==0.3.1
 PyInquirer==1.0.3