diff --git a/qa/gal/gal_pixel_alignment/test_gal_pixel_alignment.cpp b/qa/gal/gal_pixel_alignment/test_gal_pixel_alignment.cpp
index 03f5785b23..3326ba4662 100644
--- a/qa/gal/gal_pixel_alignment/test_gal_pixel_alignment.cpp
+++ b/qa/gal/gal_pixel_alignment/test_gal_pixel_alignment.cpp
@@ -118,7 +118,7 @@ public:
                 auto p1  = VECTOR2D( k + 100 + step/2, 100 + i * step );
                 auto p2  = VECTOR2D( k + 100 + step/2, 100 + i * step + step/2 );
                 auto p3  = VECTOR2D( k + 100, 100 + i * step + step/2 );
-                auto p4  = VECTOR2D( k + 100, 100 + i * step + step );
+                // auto p4  = VECTOR2D( k + 100, 100 + i * step + step );
 
 
                 screenSpaceLine( gal, p0, p1 , w);