diff --git a/src/lepus/gfx/GraphicsEngine/GraphicsEngine.cpp b/src/lepus/gfx/GraphicsEngine/GraphicsEngine.cpp
index d8f7996..86da9a5 100644
--- a/src/lepus/gfx/GraphicsEngine/GraphicsEngine.cpp
+++ b/src/lepus/gfx/GraphicsEngine/GraphicsEngine.cpp
@@ -8,48 +8,48 @@ using namespace lepus::gfx;
 
 void GraphicsEngine::InitWindowing(std::shared_ptr<lepus::system::Windowing> windowing)
 {
-	m_Windowing = windowing;
+    m_Windowing = windowing;
 }
 
 void GraphicsEngine::InitApi(GraphicsApiOptions* options)
 {
-	// Check that an API wasn't initialised before. For now, only one API can be initialised at runtime.
-	assert(m_Api == nullptr);
-
-	// Check that windowing has been initialised. In most cases we'll need windowing to make use of the API.
-	assert(m_Windowing != nullptr);
-
-	switch (options->GetType())
-	{
-		case GraphicsApiType::GraphicsApiOpenGL:
-			m_Api = new GraphicsApiGL(*dynamic_cast<GraphicsApiGLOptions*>(options));
-			break;
-		case GraphicsApiType::GraphicsApiVulkan:
-			// TODO
-			break;
-		case GraphicsApiType::GraphicsApiTest:
-			// Ignore test/mock APIs.
-			break;
-		case GraphicsApiType::GraphicsApiUnknown:
-		default:
-			// Assert if the API type is not part of the enum.
-			assert(false);
-			break;
-	}
+    // Check that an API wasn't initialised before. For now, only one API can be initialised at runtime.
+    assert(m_Api == nullptr);
+
+    // Check that windowing has been initialised. In most cases we'll need windowing to make use of the API.
+    assert(m_Windowing != nullptr);
+
+    switch (options->GetType())
+    {
+    case GraphicsApiType::GraphicsApiOpenGL:
+	m_Api = new GraphicsApiGL(*static_cast<GraphicsApiGLOptions*>(options));
+	break;
+    case GraphicsApiType::GraphicsApiVulkan:
+	// TODO
+	break;
+    case GraphicsApiType::GraphicsApiTest:
+	// Ignore test/mock APIs.
+	break;
+    case GraphicsApiType::GraphicsApiUnknown:
+    default:
+	// Assert if the API type is not part of the enum.
+	assert(false);
+	break;
+    }
 }
 
 void GraphicsEngine::Setup()
 {
-	m_Api->CreatePipeline();
+    m_Api->CreatePipeline();
 }
 
 void GraphicsEngine::Render(const float r, const float g, const float b)
 {
-	m_Api->ClearFrameBuffer(r, g, b);
+    m_Api->ClearFrameBuffer(r, g, b);
 
-	m_Api->UpdateUniforms();
-	m_Api->Draw();
+    m_Api->UpdateUniforms();
+    m_Api->Draw();
 
-	m_Api->SwapBuffers();
-	m_Windowing->SwapBuffers();
+    m_Api->SwapBuffers();
+    m_Windowing->SwapBuffers();
 }
\ No newline at end of file