diff --git a/setup.py b/setup.py
index 9b22949cc5..b2a2639450 100644
--- a/setup.py
+++ b/setup.py
@@ -107,6 +107,7 @@ def get_setup_version(reponame):
         "Intended Audience :: Science/Research",
         "Intended Audience :: Developers",
         "Natural Language :: English",
+        "Framework :: Matplotlib",
         "Topic :: Scientific/Engineering",
         "Topic :: Software Development :: Libraries"]
 ))