--- a/pkg/controllers/geostyling.go	Sat Aug 21 15:01:52 2021 +0200
+++ b/pkg/controllers/geostyling.go	Mon Sep 20 17:45:39 2021 +0200
@@ -17,12 +17,12 @@
 	"bytes"
 	"fmt"
 	"io"
-	"log"
 	"net/http"
 
 	"github.com/gorilla/mux"
 
 	"gemma.intevation.de/gemma/pkg/geoserver"
+	"gemma.intevation.de/gemma/pkg/log"
 	"gemma.intevation.de/gemma/pkg/models"
 )
 
@@ -68,15 +68,15 @@
 
 	style, err := extractStyle(req)
 	if err != nil {
-		log.Printf("error: %v\n", err)
+		log.Errorf("%v\n", err)
 		http.Error(rw, "error: "+err.Error(), http.StatusBadRequest)
 		return
 	}
 
-	log.Printf("info: uploaded file length: %d\n", len(style))
+	log.Infof("uploaded file length: %d\n", len(style))
 
 	if err := models.UpdateInternalStyle(req, feature, style); err != nil {
-		log.Printf("error: %v\n", err)
+		log.Errorf("%v\n", err)
 		http.Error(rw, "error: "+err.Error(), http.StatusInternalServerError)
 		return
 	}