diff --git a/qa/qa_utils/include/qa_utils/wx_utils/unit_test_utils.h b/qa/qa_utils/include/qa_utils/wx_utils/unit_test_utils.h
index fbb1b1bf97..64d7cd8a7c 100644
--- a/qa/qa_utils/include/qa_utils/wx_utils/unit_test_utils.h
+++ b/qa/qa_utils/include/qa_utils/wx_utils/unit_test_utils.h
@@ -142,8 +142,6 @@ std::ostream& boost_test_print_type( std::ostream& os, std::pair<K, V> const& aP
  */
 std::ostream& boost_test_print_type( std::ostream& os, wxPoint const& aVec );
 
-std::ostream& boost_test_print_type( std::ostream& os, wxSize const& aSize );
-
 namespace KI_TEST
 {
 
diff --git a/qa/qa_utils/wx_utils/unit_test_utils.cpp b/qa/qa_utils/wx_utils/unit_test_utils.cpp
index 6ad4ba31c4..f7eee00e94 100644
--- a/qa/qa_utils/wx_utils/unit_test_utils.cpp
+++ b/qa/qa_utils/wx_utils/unit_test_utils.cpp
@@ -31,13 +31,6 @@ std::ostream& boost_test_print_type( std::ostream& os, wxPoint const& aPt )
 }
 
 
-std::ostream& boost_test_print_type( std::ostream& os, wxSize const& aSize )
-{
-    os << "wxSize[ x=\"" << aSize.x << "\" y=\"" << aSize.y << "\" ]";
-    return os;
-}
-
-
 std::string KI_TEST::GetEeschemaTestDataDir()
 {
     const char* env = std::getenv( "KICAD_TEST_EESCHEMA_DATA_DIR" );
diff --git a/qa/tests/common/wximage_test_utils.cpp b/qa/tests/common/wximage_test_utils.cpp
index 9da1108632..490e3c08bc 100644
--- a/qa/tests/common/wximage_test_utils.cpp
+++ b/qa/tests/common/wximage_test_utils.cpp
@@ -61,7 +61,10 @@ bool ImagesHaveSamePixels( const wxImage& aImgA, const wxImage& aImgB )
 {
     if( aImgA.GetSize() != aImgB.GetSize() )
     {
-        BOOST_TEST_INFO( "Image sizes differ: " << aImgA.GetSize() << " vs " << aImgB.GetSize() );
+        BOOST_TEST_INFO( "Image sizes differ: " << aImgA.GetSize().GetWidth() << "x"
+                                                << aImgA.GetSize().GetHeight() << " vs "
+                                                << aImgB.GetSize().GetWidth() << "x"
+                                                << aImgB.GetSize().GetHeight() );
         return false;
     }