diff --git a/imageviewer-qt4.cpp b/imageviewer-qt4.cpp
index c060fda..0763e8e 100644
--- a/imageviewer-qt4.cpp
+++ b/imageviewer-qt4.cpp
@@ -478,7 +478,9 @@ void ImageViewer::succeedingHistogrammAdaption() {
  * @brief ImageViewer::applyBasicFilter
  */
 void ImageViewer::applyBasicFilter() {
-  logFile << "Applying basic filter ...";
+  logFile << "Applying basic filter ..." << std::endl;
+  renewLogging();
+  
   int* data = filter_gui->getData();
   int filter_size = filter_gui->getSize();
   
@@ -488,9 +490,11 @@ void ImageViewer::applyBasicFilter() {
     for(int j=0; j<filter_size; j++) {
       int current_data = data[i*filter_size + j];
       filter_sum += abs(current_data); // support for negativ weights using abs()
-      logFile << "@" << i << "," << j << " -> " << current_data << std::endl;
+      logFile << "[" << i << "," << j << "] -> " << current_data << "  ";
     }
+    logFile << std::endl;
   }  
+  renewLogging();
   
   int h, s, l;
   // for each pixel