diff --git a/CHANGELOG.md b/CHANGELOG.md
index 0cac1043c..7d43cfcc8 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,6 +6,8 @@
 
 ### Removed
 
+- Exclude `tests` from package distribution. This should make the package lighter ([#604](https://github.com/stac-utils/pystac/pull/604))
+
 ### Changed
 
 - Enable [strict
diff --git a/setup.py b/setup.py
index 5e17a8c99..fcf910e5a 100644
--- a/setup.py
+++ b/setup.py
@@ -19,7 +19,7 @@
     author="stac-utils",
     author_email="stac@radiant.earth",
     url="https://github.com/stac-utils/pystac",
-    packages=find_packages(),
+    packages=find_packages(exclude=["tests*"]),
     package_data={"": ["py.typed"]},
     py_modules=[splitext(basename(path))[0] for path in glob("pystac/*.py")],
     python_requires=">=3.7",