diff --git a/src/modules/Archimedes-Modules/Rubiks/Rubiks.cpp b/src/modules/Archimedes-Modules/Rubiks/Rubiks.cpp
index ffa6d50..aec8b21 100644
--- a/src/modules/Archimedes-Modules/Rubiks/Rubiks.cpp
+++ b/src/modules/Archimedes-Modules/Rubiks/Rubiks.cpp
@@ -96,9 +96,9 @@ void Rubiks::run() {
 
         long screenBufferSize = rowStride * 1080;
 
-        cv::Mat f(1080, 1920, CV_8UC4);
+        cv::Mat f(1080, 1920, CV_8UC3);
 
-        glReadPixels(0, 0, 1920, 1080, GL_BGRA, GL_UNSIGNED_BYTE, f.data);
+        glReadPixels(0, 0, 1920, 1080, GL_BGR, GL_UNSIGNED_BYTE, f.data);
         /*cv::Mat cv_pixels( 1080, 1920, CV_8UC3 );
         
         for( int y=0; y<1080; y++ ) for( int x=0; x<1920; x++ ) {