diff --git a/publish.sbt b/publish.sbt
index fc698682..579dfc60 100644
--- a/publish.sbt
+++ b/publish.sbt
@@ -28,3 +28,5 @@ ThisBuild / pomExtra :=
     </developers>
 
 Global / useGpgPinentry := true
+
+Global / pgpSigningKey := Some("slinky-publishing-bot")