diff --git a/rpcs3/Emu/RSX/GL/GLGSRender.cpp b/rpcs3/Emu/RSX/GL/GLGSRender.cpp
index 79e0f349bd..9ca22f256b 100644
--- a/rpcs3/Emu/RSX/GL/GLGSRender.cpp
+++ b/rpcs3/Emu/RSX/GL/GLGSRender.cpp
@@ -580,6 +580,7 @@ void GLGSRender::clear_surface(u32 arg)
 		case rsx::surface_color_format::w32z32y32x32:
 		{
 			//Nop
+			colormask = 0;
 			break;
 		}
 		case rsx::surface_color_format::g8b8:
diff --git a/rpcs3/Emu/RSX/VK/VKGSRender.cpp b/rpcs3/Emu/RSX/VK/VKGSRender.cpp
index f78ece4875..33b8391341 100644
--- a/rpcs3/Emu/RSX/VK/VKGSRender.cpp
+++ b/rpcs3/Emu/RSX/VK/VKGSRender.cpp
@@ -1158,7 +1158,7 @@ void VKGSRender::clear_surface(u32 mask)
 			{
 				rsx::get_abgr8_clear_color(clear_r, clear_g, clear_b, clear_a);
 				colormask = rsx::get_abgr8_colormask(colormask);
-				break;
+				[[fallthrough]];
 			}
 			default:
 			{