diff --git a/main.go b/main.go
index 8b3782c..9e384c9 100644
--- a/main.go
+++ b/main.go
@@ -122,7 +122,9 @@ func _newHandlerPostAPIV1EventsSlack(cfg Config) http.HandlerFunc {
 			return
 		}
 
-		log.Printf("message: %+v", m)
-		http.Error(w, "not impl", http.StatusNotImplemented)
+		if err := cfg.storage.Upsert(ctx, m); err != nil {
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
 	}
 }