diff --git a/src/p_doors.cpp b/src/p_doors.cpp
index 43deaeaf87..abfe81722c 100644
--- a/src/p_doors.cpp
+++ b/src/p_doors.cpp
@@ -711,9 +711,13 @@ DAnimatedDoor::DAnimatedDoor (sector_t *sec, line_t *line, int speed, int delay,
 	}
 
 
-	picnum = m_Line1->sidedef[0]->GetTexture(side_t::top);
-	m_Line1->sidedef[0]->SetTexture(side_t::mid, picnum);
-	m_Line2->sidedef[0]->SetTexture(side_t::mid, picnum);
+	auto &tex1 = m_Line1->sidedef[0]->textures;
+	tex1[side_t::mid].InitFrom(tex1[side_t::top]);
+
+	auto &tex2 = m_Line2->sidedef[0]->textures;
+	tex2[side_t::mid].InitFrom(tex2[side_t::top]);
+
+	picnum = tex1[side_t::top].texture;
 
 	// don't forget texture scaling here!
 	FTexture *tex = TexMan[picnum];
diff --git a/src/r_defs.h b/src/r_defs.h
index 1ac282cf92..02da2ac0ee 100644
--- a/src/r_defs.h
+++ b/src/r_defs.h
@@ -1139,7 +1139,15 @@ struct side_t
 		double yScale;
 		TObjPtr<DInterpolation*> interpolation;
 		FTextureID texture;
-		//int Light;
+
+		void InitFrom(const part &other)
+		{
+			if (texture.isNull()) texture = other.texture;
+			if (0.0 == xOffset) xOffset = other.xOffset;
+			if (0.0 == yOffset) yOffset = other.yOffset;
+			if (1.0 == xScale && 0.0 != other.xScale) xScale = other.xScale;
+			if (1.0 == yScale && 0.0 != other.yScale) yScale = other.yScale;
+		}
 	};
 
 	sector_t*	sector;			// Sector the SideDef is facing.