diff --git a/pyproject.toml b/pyproject.toml
index 727d63a9..83b0ebac 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -2,7 +2,7 @@
 name = "mutmut"
 version = "3.4.0"
 description = "mutation testing for Python 3"
-keyowrds = ["mutmut", "mutant", "mutation", "test", "testing"]
+keywords = ["mutmut", "mutant", "mutation", "test", "testing"]
 authors = [
     { name = "Anders Hovmöller", email = "boxed@killingar.net" },
 ]