diff --git a/libsrc/utils/ImageResampler.cpp b/libsrc/utils/ImageResampler.cpp
old mode 100644
new mode 100755
index bf4984dc..0e17101c
--- a/libsrc/utils/ImageResampler.cpp
+++ b/libsrc/utils/ImageResampler.cpp
@@ -1,4 +1,5 @@
 #include "utils/ImageResampler.h"
+#include <utils/Logger.h>
 
 ImageResampler::ImageResampler() :
 	_horizontalDecimation(1),
@@ -124,7 +125,7 @@ void ImageResampler::processImage(const uint8_t * data, int width, int height, i
                 }
                 break;
             case PIXELFORMAT_NO_CHANGE:
-                std::cerr << "Invalid pixel format given" << std::endl;
+				Error(Logger::getInstance("ImageResampler"), "Invalid pixel format given");
 				break;
 			}
 		}
diff --git a/libsrc/utils/RgbToRgbw.cpp b/libsrc/utils/RgbToRgbw.cpp
old mode 100644
new mode 100755
index f71fa4fe..a090bf75
--- a/libsrc/utils/RgbToRgbw.cpp
+++ b/libsrc/utils/RgbToRgbw.cpp
@@ -1,5 +1,6 @@
 #include <utils/ColorRgb.h>
 #include <utils/ColorRgbw.h>
+#include <utils/Logger.h>
 
 void Rgb_to_Rgbw(ColorRgb input, ColorRgbw * output, std::string _whiteAlgorithm) {
 	if (_whiteAlgorithm == "subtract_minimum") {
@@ -18,7 +19,7 @@ void Rgb_to_Rgbw(ColorRgb input, ColorRgbw * output, std::string _whiteAlgorithm
 		output->white = 0;
 	}
 	else {
-		std::cout << "ERROR: unknown whiteAlgorithm " << _whiteAlgorithm << std::endl;
+		Error(Logger::getInstance("RGBtoRGBW"), "unknown whiteAlgorithm %s", _whiteAlgorithm.c_str());
 	}
 }