diff --git a/source/build/src/polymost.cpp b/source/build/src/polymost.cpp
index 4374b6644..1a70867e3 100644
--- a/source/build/src/polymost.cpp
+++ b/source/build/src/polymost.cpp
@@ -697,7 +697,7 @@ static void polymost_drawpoly(vec2f_t const * const dpxy, int32_t const n, int32
         skyzbufferhack_pass--;
     }
 
-	if (!tilePtr(globalpicnum))
+	if (!success)
 		GLInterface.SetColorMask(true);
 }
 
diff --git a/source/glbackend/gl_texture.cpp b/source/glbackend/gl_texture.cpp
index f6d153bd1..a124002d9 100644
--- a/source/glbackend/gl_texture.cpp
+++ b/source/glbackend/gl_texture.cpp
@@ -96,7 +96,7 @@ FHardwareTexture* GLInstance::CreateIndexedTexture(FTexture* tex)
 FHardwareTexture* GLInstance::CreateTrueColorTexture(FTexture* tex, int palid, bool checkfulltransparency, bool rgb8bit)
 {
 	auto palette = palid < 0? nullptr : palmanager.GetPaletteData(palid);
-	if (palette == nullptr) return nullptr;
+	if (palid >= 0 && palette == nullptr) return nullptr;
 	auto texbuffer = tex->CreateTexBuffer(palette, CTF_ProcessData);
 	// Check if the texture is fully transparent. When creating a brightmap such textures can be discarded.
 	if (checkfulltransparency)
diff --git a/wadsrc/static/filter/blood/tiles/2574.png b/wadsrc/static/filter/blood/tiles/2574.png
index a3a76ec3b..cb5d3aa41 100644
Binary files a/wadsrc/static/filter/blood/tiles/2574.png and b/wadsrc/static/filter/blood/tiles/2574.png differ