diff --git a/Pipfile b/Pipfile
new file mode 100644
index 0000000..2339605
--- /dev/null
+++ b/Pipfile
@@ -0,0 +1,12 @@
+[[source]]
+name = "pypi"
+url = "https://pypi.org/simple"
+verify_ssl = true
+
+[dev-packages]
+
+[packages]
+apixu-python = {git = "https://github.com/apixu/apixu-python.git"}
+
+[requires]
+python_version = "3.7"
diff --git a/Pipfile.lock b/Pipfile.lock
new file mode 100644
index 0000000..d099c51
--- /dev/null
+++ b/Pipfile.lock
@@ -0,0 +1,25 @@
+{
+    "_meta": {
+        "hash": {
+            "sha256": "e84e3c15d8fea5745b66f0970337d98fef35d6898635ea849162932e1dabd55a"
+        },
+        "pipfile-spec": 6,
+        "requires": {
+            "python_version": "3.7"
+        },
+        "sources": [
+            {
+                "name": "pypi",
+                "url": "https://pypi.org/simple",
+                "verify_ssl": true
+            }
+        ]
+    },
+    "default": {
+        "apixu-python": {
+            "git": "https://github.com/apixu/apixu-python.git",
+            "ref": "4beb003c71c0213720e930350f46e5fa6af9ef12"
+        }
+    },
+    "develop": {}
+}
diff --git a/README.md b/README.md
index 9a1594d..c945b68 100644
--- a/README.md
+++ b/README.md
@@ -5,12 +5,13 @@ It is intended to be used by ungleich engineers and skilled customers.
 
 ## Requirements / Installation
 
-* ensure you have python3
+* ensure you have **python3** and **pipenv**
 * git clone this repo
 * cd into this repo
 * run the following command
 ```
-sudo pip3 install -r requirements.txt
+pipenv install
+pipenv shell
 ```
 
 ## Usage general
diff --git a/requirements.txt b/requirements.txt
deleted file mode 100644
index 6404404..0000000
--- a/requirements.txt
+++ /dev/null
@@ -1 +0,0 @@
-git+https://github.com/apixu/apixu-python.git@master