diff --git a/setup.cfg b/setup.cfg
index a904614..7a287fb 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -16,6 +16,8 @@ classifiers =
     Programming Language :: Python :: 3.9
     Programming Language :: Python :: 3.10
     Programming Language :: Python :: 3.11
+    Topic :: Scientific/Engineering
+    Topic :: Scientific/Engineering :: Image Processing
 
 [options]
 zip_safe = False