diff --git a/src/v_draw.cpp b/src/v_draw.cpp
index 2911652390..d06628d43f 100644
--- a/src/v_draw.cpp
+++ b/src/v_draw.cpp
@@ -500,7 +500,7 @@ bool DCanvas::ParseDrawTextureTags(FTexture *img, double x, double y, uint32_t t
 
 		case DTA_FillColor:
 			parms->fillcolor = ListGetInt(tags);
-			if (parms->fillcolor != -1)
+			if (parms->fillcolor != ~0u)
 			{
 				fillcolorset = true;
 			}