diff --git a/go.mod b/go.mod
index c1ed8b9..5d8a624 100644
--- a/go.mod
+++ b/go.mod
@@ -38,4 +38,5 @@ require (
 	google.golang.org/genproto/googleapis/rpc v0.0.0-20231012201019-e917dd12ba7a // indirect
 	google.golang.org/grpc v1.58.2 // indirect
 	google.golang.org/protobuf v1.31.0 // indirect
+	gopkg.in/yaml.v3 v3.0.1 // indirect
 )
diff --git a/main.go b/main.go
index 565a818..5b3f05d 100644
--- a/main.go
+++ b/main.go
@@ -103,13 +103,11 @@ func main() {
 		for _, filter := range dataFilters {
 			measurements, err = filter.Filter(measurements)
 			if err != nil {
-				log.Printf("filter failed: %s", err)
+				slog.Error("filter failed: %s", err)
 				continue
 			}
 		}
 
-		failedConnections = 0
-
 		if hasMQTT {
 			var m map[string]interface{}
 			timeStamp := time.Now().UnixNano() / int64(time.Millisecond)