diff --git a/pyproject.toml b/pyproject.toml
index bca515f9..18f3a576 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -143,6 +143,7 @@ keywords = [
     "Seven",
     "SFR",
     "Signal",
+    "SIGNL4",
     "SimplePush",
     "Sinch",
     "Slack",