diff --git a/README.md b/README.md
@@ -15,6 +15,7 @@ use any of this under the terms of the GPLv3 license 😛️
for commonly used groups, rings, fields, algebras, etc, as well as some other
fun stuff.
* **xexercise.sty** A package for typesetting solutions to exercises.
+* **xtopology.sty** A package for typesetting topological stuff.
* **xgeometry.sty** A package for geometry-related stuff, including
differential geometry, Reimannian geometry, topological groups, Lie groups,
Lie algebras and their representations.