diff --git a/flake.lock b/flake.lock
index 5c0d60c..708c3dc 100644
--- a/flake.lock
+++ b/flake.lock
@@ -32,11 +32,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1638806821,
-        "narHash": "sha256-v2qd2Bsmzft53s43eCbN+4ocrLksRdFLyF/MAGuWuDA=",
+        "lastModified": 1638986258,
+        "narHash": "sha256-OceRdctKZRSgqQxVRvvNB0MaEnFMzQqjUffecoDE9eI=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "bc5d68306b40b8522ffb69ba6cff91898c2fbbff",
+        "rev": "581d2d6c9cd5c289002203581d8aa0861963a933",
         "type": "github"
       },
       "original": {
@@ -47,11 +47,11 @@
     },
     "nixpkgs_2": {
       "locked": {
-        "lastModified": 1638806821,
-        "narHash": "sha256-v2qd2Bsmzft53s43eCbN+4ocrLksRdFLyF/MAGuWuDA=",
+        "lastModified": 1638986258,
+        "narHash": "sha256-OceRdctKZRSgqQxVRvvNB0MaEnFMzQqjUffecoDE9eI=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "bc5d68306b40b8522ffb69ba6cff91898c2fbbff",
+        "rev": "581d2d6c9cd5c289002203581d8aa0861963a933",
         "type": "github"
       },
       "original": {
@@ -107,11 +107,11 @@
         "poetry2nix": "poetry2nix"
       },
       "locked": {
-        "lastModified": 1639058931,
-        "narHash": "sha256-t5/GFEdxg1eaiDlNn4VtpVblG+2b34Wd7OjuxpLvoQw=",
+        "lastModified": 1639129348,
+        "narHash": "sha256-GbCX7W5LfdYJz6PZ58f8i3R5u4TtF3O/E0AX8wu6atc=",
         "owner": "vale981",
         "repo": "hiro-flake-utils",
-        "rev": "ff1dd5646e47a556465d30b9e1782c8ec84b7361",
+        "rev": "9511470099c3f42501b38ac5a6706f4a6d0fede3",
         "type": "github"
       },
       "original": {
diff --git a/readme.md b/readme.md
index ff5f822..8ffe435 100644
--- a/readme.md
+++ b/readme.md
@@ -3,7 +3,16 @@ This repo contains code used in the work for my master thesis.
 # Docs
 Documentation is available [here](https://vale981.github.io/hopsflow/).
 
-# Installations
-Either use nix or try you best with `pip`.  The development
-dependencies are in `requirements.txt`. Runtime deps are declared in
-`setup.py`.
+# Installation
+## Nix
+For developing use `nix develop` and for installing use the default
+package from the flake.
+
+If you plan to use this package in another poetry2nix project you have
+to include the overrides from `lib.overrides` in the flake
+`github:vale981/hiro-flake-utils`.
+
+## Poetry
+For development use `poetry shell` and for installing just add this
+repo to the depencies of your project. You can also build a standalone
+package with `poetry build` using.