diff --git a/source/common/rendering/hwrenderer/data/hw_skydome.cpp b/source/common/rendering/hwrenderer/data/hw_skydome.cpp
index 945a7f736..aa726d02b 100644
--- a/source/common/rendering/hwrenderer/data/hw_skydome.cpp
+++ b/source/common/rendering/hwrenderer/data/hw_skydome.cpp
@@ -455,7 +455,7 @@ void FSkyVertexBuffer::RenderRow(FRenderState& state, EDrawType prim, int row, T
 //
 //-----------------------------------------------------------------------------
 
-void FSkyVertexBuffer::RenderDome(FRenderState& state, FGameTexture* tex, int mode, bool which, PalEntry color)
+void FSkyVertexBuffer::DoRenderDome(FRenderState& state, FGameTexture* tex, int mode, bool which, PalEntry color)
 {
 	auto& primStart = which ? mPrimStartBuild : mPrimStartDoom;
 	if (tex && tex->isValid())
@@ -510,7 +510,7 @@ void FSkyVertexBuffer::RenderDome(FRenderState& state, FGameTexture* tex, float
 	{
 		SetupMatrices(tex, x_offset, y_offset, mirror, mode, state.mModelMatrix, state.mTextureMatrix, tiled, xscale, yscale);
 	}
-	RenderDome(state, tex, mode, false, color);
+	DoRenderDome(state, tex, mode, false, color);
 }
 
 
diff --git a/source/common/rendering/hwrenderer/data/hw_skydome.h b/source/common/rendering/hwrenderer/data/hw_skydome.h
index 213394c32..0016b3138 100644
--- a/source/common/rendering/hwrenderer/data/hw_skydome.h
+++ b/source/common/rendering/hwrenderer/data/hw_skydome.h
@@ -90,7 +90,7 @@ public:
 	}
 
 	void RenderRow(FRenderState& state, EDrawType prim, int row, TArray<unsigned int>& mPrimStart, bool apply = true);
-	void RenderDome(FRenderState& state, FGameTexture* tex, int mode, bool which, PalEntry color = 0xffffffff);
+	void DoRenderDome(FRenderState& state, FGameTexture* tex, int mode, bool which, PalEntry color = 0xffffffff);
 	void RenderDome(FRenderState& state, FGameTexture* tex, float x_offset, float y_offset, bool mirror, int mode, bool tiled, float xscale = 0, float yscale = 0, PalEntry color = 0xffffffff);
 	void RenderBox(FRenderState& state, FSkyBox* tex, float x_offset, bool sky2, float stretch, const FVector3& skyrotatevector, const FVector3& skyrotatevector2, PalEntry color = 0xffffffff);
 
diff --git a/source/core/rendering/scene/hw_skyportal.cpp b/source/core/rendering/scene/hw_skyportal.cpp
index 0d012af32..871288f51 100644
--- a/source/core/rendering/scene/hw_skyportal.cpp
+++ b/source/core/rendering/scene/hw_skyportal.cpp
@@ -78,7 +78,7 @@ void HWSkyPortal::DrawContents(HWDrawInfo *di, FRenderState &state)
 		textureMatrix.loadIdentity();
 		state.EnableTextureMatrix(true);
 		textureMatrix.scale(1.f, repeat_fac, 1.f);
-		vertexBuffer->RenderDome(state, origin->texture, FSkyVertexBuffer::SKYMODE_MAINLAYER, true, 0, 0, color);
+		vertexBuffer->DoRenderDome(state, origin->texture, FSkyVertexBuffer::SKYMODE_MAINLAYER, true, color);
 		state.EnableTextureMatrix(false);
 	}
 	else