diff --git a/CHANGELOG.md b/CHANGELOG.md
index 75aff5e..1c5e549 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,10 @@
 
 ## [Unreleased]
 
+### Added
+
+- Instruction of installing by `pipx`
+
 ### Fixed
 
 - Deprecated classmethod `datetime.utcnow`
diff --git a/README.rst b/README.rst
index debec41..b280a46 100644
--- a/README.rst
+++ b/README.rst
@@ -60,6 +60,14 @@ Python 3.8, 3.9, 3.10, 3.11, 3.12
  Installation
 **************
 
+`pipx` is recommended:
+
+.. code::
+
+   pipx install bumplus
+
+Or if you prefer `pip`:
+
 .. code::
 
    pip install bumplus