diff --git a/core/rend/dx11/dx11_overlay.cpp b/core/rend/dx11/dx11_overlay.cpp
index f35b6435b..bab450e04 100644
--- a/core/rend/dx11/dx11_overlay.cpp
+++ b/core/rend/dx11/dx11_overlay.cpp
@@ -28,14 +28,17 @@ void DX11Overlay::draw(u32 width, u32 height, bool vmu, bool crosshair)
 	deviceContext->RSSetScissorRects(1, &rect);
 	if (vmu)
 	{
+#ifndef LIBRETRO
 		float vmu_padding = 8.f * settings.display.uiScale;
 		float vmu_height = 70.f * settings.display.uiScale;
 		float vmu_width = 48.f / 32.f * vmu_height;
 
-#ifndef LIBRETRO
 		const float blend_factor[4] = { 0.75f, 0.75f, 0.75f, 0.75f };
 		deviceContext->OMSetBlendState(blendStates.getState(true, 8, 8), blend_factor, 0xffffffff);
 #else
+		float vmu_padding = 8.f * config::RenderResolution / 480.f;
+		float vmu_height = 32.f * config::RenderResolution / 480.f;
+		float vmu_width = 48.f * config::RenderResolution / 480.f;
 		deviceContext->OMSetBlendState(blendStates.getState(true, 4, 5), nullptr, 0xffffffff);
 #endif
 
diff --git a/core/rend/gles/gldraw.cpp b/core/rend/gles/gldraw.cpp
index 958cbbba9..6306e0a98 100644
--- a/core/rend/gles/gldraw.cpp
+++ b/core/rend/gles/gldraw.cpp
@@ -828,11 +828,11 @@ static void updateVmuTexture(int vmu_screen_number)
 
 void DrawVmuTexture(u8 vmu_screen_number, int width, int height)
 {
-	constexpr float vmu_padding = 8.f;
+	float vmu_padding = 8.f * config::RenderResolution / 480.f;
 	float x = vmu_padding;
 	float y = vmu_padding;
-	float w = (float)VMU_SCREEN_WIDTH * vmu_screen_params[vmu_screen_number].vmu_screen_size_mult * 4.f / 3.f / gl.ofbo.aspectRatio;
-	float h = (float)VMU_SCREEN_HEIGHT * vmu_screen_params[vmu_screen_number].vmu_screen_size_mult;
+	float w = (float)VMU_SCREEN_WIDTH * vmu_screen_params[vmu_screen_number].vmu_screen_size_mult * 4.f / 3.f / gl.ofbo.aspectRatio * config::RenderResolution / 480.f;
+	float h = (float)VMU_SCREEN_HEIGHT * vmu_screen_params[vmu_screen_number].vmu_screen_size_mult * config::RenderResolution / 480.f;
 
 	if (vmu_lcd_changed[vmu_screen_number * 2] || vmuTextureId[vmu_screen_number] == 0)
 		updateVmuTexture(vmu_screen_number);