diff --git a/src/v_2ddrawer.cpp b/src/v_2ddrawer.cpp
index e359be374..4999c5241 100644
--- a/src/v_2ddrawer.cpp
+++ b/src/v_2ddrawer.cpp
@@ -40,7 +40,7 @@ IMPLEMENT_CLASS(DShape2D, false, false)
 DEFINE_ACTION_FUNCTION(DShape2D, Clear)
 {
 	PARAM_SELF_PROLOGUE(DShape2D);
-	PARAM_INT(which);
+	PARAM_INT_DEF(which);
 	if ( which&C_Verts ) self->mVertices.Clear();
 	if ( which&C_Coords ) self->mCoords.Clear();
 	if ( which&C_Indices ) self->mIndices.Clear();
diff --git a/src/v_draw.cpp b/src/v_draw.cpp
index 59192cd8b..e3ebe63bc 100644
--- a/src/v_draw.cpp
+++ b/src/v_draw.cpp
@@ -839,6 +839,10 @@ bool DFrameBuffer::ParseDrawTextureTags(FTexture *img, double x, double y, uint3
 			parms->style.AsDWORD = ListGetInt(tags);
 			break;
 
+		case DTA_LegacyRenderStyle:	// mainly for ZScript which does not handle FRenderStyle that well.
+			parms->style = (ERenderStyle)ListGetInt(tags);
+			break;
+
 		case DTA_SpecialColormap:
 			parms->specialcolormap = ListGetSpecialColormap(tags);
 			break;
diff --git a/src/v_video.h b/src/v_video.h
index f4ac30092..2e6c0cd30 100644
--- a/src/v_video.h
+++ b/src/v_video.h
@@ -195,7 +195,8 @@ enum
 	DTA_SrcX,			// specify a source rectangle (this supersedes the poorly implemented DTA_WindowLeft/Right
 	DTA_SrcY,
 	DTA_SrcWidth,
-	DTA_SrcHeight
+	DTA_SrcHeight,
+	DTA_LegacyRenderStyle,	// takes an old-style STYLE_* constant instead of an FRenderStyle
 
 };
 
diff --git a/wadsrc/static/zscript/base.txt b/wadsrc/static/zscript/base.txt
index e1ecc9fed..dbf71a942 100644
--- a/wadsrc/static/zscript/base.txt
+++ b/wadsrc/static/zscript/base.txt
@@ -161,7 +161,8 @@ enum DrawTextureTags
 	DTA_SrcX,			// specify a source rectangle (this supersedes the poorly implemented DTA_WindowLeft/Right
 	DTA_SrcY,
 	DTA_SrcWidth,
-	DTA_SrcHeight
+	DTA_SrcHeight,
+	DTA_LegacyRenderStyle,	// takes an old-style STYLE_* constant instead of an FRenderStyle
 
 };