diff --git a/.github/workflows/test-PyQt5.yml b/.github/workflows/test-PyQt5.yml
index fc7338d..fc855b6 100644
--- a/.github/workflows/test-PyQt5.yml
+++ b/.github/workflows/test-PyQt5.yml
@@ -21,7 +21,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: ["3.8", "3.11", "3.12"]
+        python-version: ["3.9", "3.11", "3.13"]
 
     steps:
     - uses: actions/checkout@v3
diff --git a/.github/workflows/test-PyQt6.yml b/.github/workflows/test-PyQt6.yml
index bc78e45..504e217 100644
--- a/.github/workflows/test-PyQt6.yml
+++ b/.github/workflows/test-PyQt6.yml
@@ -21,7 +21,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: ["3.8", "3.11", "3.12"]
+        python-version: ["3.9", "3.11", "3.13"]
 
     steps:
     - uses: actions/checkout@v3
diff --git a/.github/workflows/test-PySide6.yml b/.github/workflows/test-PySide6.yml
index a370e44..01cdf8b 100644
--- a/.github/workflows/test-PySide6.yml
+++ b/.github/workflows/test-PySide6.yml
@@ -21,7 +21,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: ["3.8", "3.11", "3.12"]
+        python-version: ["3.9", "3.11", "3.13"]
 
     steps:
     - uses: actions/checkout@v3
diff --git a/CHANGELOG.md b/CHANGELOG.md
index afa6de4..189f124 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 # PythonQwt Releases
 
+## Version 0.14.0
+
+- Dropped support for Python 3.8
+
 ## Version 0.12.7
 
 - Fixed random crashes (segfaults) on Linux related to conflicts between Qt and Python reference counting mechanisms:
diff --git a/README.md b/README.md
index f28c528..aa32603 100644
--- a/README.md
+++ b/README.md
@@ -79,7 +79,7 @@ See "Overview" section in [documentation](https://pythonqwt.readthedocs.io/en/la
 The `qwt` package short-term roadmap is the following:
 
 - [X] Drop support for PyQt4 and PySide2
-- [X] Drop support for Python < 3.8
+- [X] Drop support for Python <= 3.8
 - [X] Replace `setup.py` by `pyproject.toml`, using `setuptools` (e.g. see `guidata`)
 - [ ] Add more unit tests: the ultimate goal is to reach 90% code coverage
 
@@ -98,7 +98,7 @@ Compatibility table:
 
 ### Requirements
 
-- Python >=3.8
+- Python >=3.9
 - QtPy >= 1.3 (and a Python-to-Qt binding library, see above)
 - NumPy >= 1.5
 
diff --git a/doc/installation.rst b/doc/installation.rst
index 6466e4b..3bca5f5 100644
--- a/doc/installation.rst
+++ b/doc/installation.rst
@@ -5,7 +5,7 @@ Dependencies
 ------------
 
 Requirements:
-    * Python 3.8 or higher
+    * Python 3.9 or higher
     * PyQt5 5.15, PyQt6 or PySide6
     * QtPy 1.9 or higher
     * NumPy 1.21 or higher
diff --git a/pyproject.toml b/pyproject.toml
index 3cd98ec..4c9005a 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -24,14 +24,14 @@ classifiers = [
     "Operating System :: OS Independent",
     "Operating System :: POSIX",
     "Operating System :: Unix",
-    "Programming Language :: Python :: 3.8",
     "Programming Language :: Python :: 3.9",
     "Programming Language :: Python :: 3.10",
     "Programming Language :: Python :: 3.11",
     "Programming Language :: Python :: 3.12",
+    "Programming Language :: Python :: 3.13",
 ]
-requires-python = ">=3.8, <4"
-dependencies = ["NumPy>=1.21", "QtPy>=1.9"]
+requires-python = ">=3.9, <4"
+dependencies = ["NumPy>=1.19", "QtPy>=1.9"]
 dynamic = ["version"]
 
 [project.urls]
@@ -62,7 +62,7 @@ addopts = "qwt"
 exclude = [".git", ".vscode", "build", "dist"]
 line-length = 88                               # Same as Black.
 indent-width = 4                               # Same as Black.
-target-version = "py38"                        # Assume Python 3.8
+target-version = "py39"                        # Assume Python 3.9.
 
 [tool.ruff.lint]
 # all rules can be found here: https://beta.ruff.rs/docs/rules/
diff --git a/qwt/__init__.py b/qwt/__init__.py
index bd13c5f..58b73ae 100644
--- a/qwt/__init__.py
+++ b/qwt/__init__.py
@@ -55,7 +55,7 @@
 from qwt.text import QwtText  # noqa: F401
 from qwt.toqimage import array_to_qimage as toQImage  # noqa: F401
 
-__version__ = "0.12.7"
+__version__ = "0.14.0"
 QWT_VERSION_STR = "6.1.5"