diff --git a/BizHawk.Client.EmuHawk/tools/Genesis/VDPViewer.cs b/BizHawk.Client.EmuHawk/tools/Genesis/VDPViewer.cs
index f7a6d44ff8..6390e0d24e 100644
--- a/BizHawk.Client.EmuHawk/tools/Genesis/VDPViewer.cs
+++ b/BizHawk.Client.EmuHawk/tools/Genesis/VDPViewer.cs
@@ -120,8 +120,8 @@ namespace BizHawk.Client.EmuHawk.tools.Genesis
 			unsafe
 			{
 				int* pal = (int*)View.ColorCache;
-				for (int i = 0; i < 0x40; i++)
-					pal[i] |= unchecked((int)0xff000000);
+				//for (int i = 0; i < 0x40; i++)
+				//	pal[i] |= unchecked((int)0xff000000);
 				DrawPalettes(pal);
 				DrawTiles();
 				ushort *VRAMNT = (ushort*)View.VRAM;
diff --git a/BizHawk.Emulation.Cores/Consoles/Sega/gpgx/GPGX.cs b/BizHawk.Emulation.Cores/Consoles/Sega/gpgx/GPGX.cs
index 3141ec7f72..77b0712e63 100644
--- a/BizHawk.Emulation.Cores/Consoles/Sega/gpgx/GPGX.cs
+++ b/BizHawk.Emulation.Cores/Consoles/Sega/gpgx/GPGX.cs
@@ -659,7 +659,7 @@ namespace BizHawk.Emulation.Cores.Consoles.Sega.gpgx
 				for (int j = 0; j < vheight; j++)
 				{
 					for (int i = 0; i < vwidth; i++)
-						*pdst++ = *psrc++ | unchecked((int)0xff000000);
+						*pdst++ = *psrc++;// | unchecked((int)0xff000000);
 					psrc += rinc;
 				}
 			}
diff --git a/genplus-gx/core/vdp_render.c b/genplus-gx/core/vdp_render.c
index 30e53da580..c93329afd4 100644
--- a/genplus-gx/core/vdp_render.c
+++ b/genplus-gx/core/vdp_render.c
@@ -478,7 +478,7 @@ INLINE void WRITE_LONG(void *address, uint32 data)
 
 /* 8:8:8 RGB */
 #elif defined(USE_32BPP_RENDERING)
-#define MAKE_PIXEL(r,g,b) ((r) << 20 | (r) << 16 | (g) << 12 | (g)  << 8 | (b) << 4 | (b))
+#define MAKE_PIXEL(r,g,b) (0xff000000 | (r) << 20 | (r) << 16 | (g) << 12 | (g)  << 8 | (b) << 4 | (b))
 #endif
 
 /* Window & Plane A clipping */
diff --git a/output/dll/libgenplusgx.dll b/output/dll/libgenplusgx.dll
index e470b11c00..a0289b77e9 100644
Binary files a/output/dll/libgenplusgx.dll and b/output/dll/libgenplusgx.dll differ