diff --git a/MANIFEST.in b/MANIFEST.in
new file mode 100644
index 0000000..f9438da
--- /dev/null
+++ b/MANIFEST.in
@@ -0,0 +1,2 @@
+include nuwavsource/pixpos/nuApixpos20100101v007.fits
+include nuwavsource/pixpos/nuBpixpos20100101v007.fits
\ No newline at end of file
diff --git a/setup.py b/setup.py
index 5e059ee..fa4823c 100644
--- a/setup.py
+++ b/setup.py
@@ -13,6 +13,7 @@ setuptools.setup(
     long_description_content_type="text/markdown",
     url="https://github.com/Andreyousan/nuwavsource",
     packages=setuptools.find_packages(),
+    include_package_data=True,
     classifiers=(
         "Programming Language :: Python :: 3",
         "License :: OSI Approved :: MIT License",