diff --git a/shader/collada.hlsl b/shader/collada.hlsl
index 6ebe92b..67475ae 100644
--- a/shader/collada.hlsl
+++ b/shader/collada.hlsl
@@ -94,7 +94,7 @@ float4 getView(float4x4 view, float4 position)
 
 float4 getProjection(float4x4 projection, float4 viewPosition)
 {
-  return mul(projection, viewPosition) * float4(-1, -1, 1, 1);
+  return mul(projection, viewPosition);
 }
 
 float2 yf(float2 v)
diff --git a/shader/minecraft.hlsl b/shader/minecraft.hlsl
index b75b924..24e6ff5 100644
--- a/shader/minecraft.hlsl
+++ b/shader/minecraft.hlsl
@@ -44,7 +44,7 @@ VSOutput VSMain(VSInput input)
 {
   VSOutput output = (VSOutput)0;
   float4 Position = float4(input.Position.xyz + input.BlockPosition, 1.0);
-  output.Position = mul(Scene.Projection, mul(Scene.View, Position.xzyw)) * float4(-1, -1, 1, 1);
+  output.Position = mul(Scene.Projection, mul(Scene.View, Position.xzyw));
 
   float2 textureOffset = float2(input.TextureID % 8, input.TextureID / 8) * 16;
   output.Texture = float4(yf(input.Texture.xy, 16), textureOffset);
diff --git a/src/main.cpp b/src/main.cpp
index d28d4e4..fd319a6 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -79,7 +79,7 @@ XMMATRIX currentProjection()
   float near_z = 0.1;
   float far_z = 1000.0;
   XMMATRIX projection = XMMatrixPerspectiveFovLH(fov_angle_y, aspect_ratio, near_z, far_z);
-  return projection;
+  return projection * XMMatrixScaling(-1, -1, 1);
 }
 
 XMMATRIX currentView(collada::instance_types::node const & camera_node,