diff --git a/setup.py b/setup.py
index 715972b5..7f2d5d4b 100644
--- a/setup.py
+++ b/setup.py
@@ -42,7 +42,7 @@
     },
     long_description = open('README.md').read(),
     long_description_content_type='text/markdown',
-    install_requires=['matplotlib', 'vedo', 'numpy', 'scipy'],
+    install_requires=['matplotlib', 'vedo', 'numpy', 'scipy', 'meshio'],
     project_urls = {
         'Documentation': "https://leon.science/traceon",
         'Code': "https://github.com/leon-vv/traceon",