diff --git a/data/shaders/indirectdraw/generate-spirv.bat b/data/shaders/indirectdraw/generate-spirv.bat
new file mode 100644
index 00000000..b4a3cede
--- /dev/null
+++ b/data/shaders/indirectdraw/generate-spirv.bat
@@ -0,0 +1,6 @@
+glslangvalidator -V ground.vert -o ground.vert.spv
+glslangvalidator -V ground.frag -o ground.frag.spv
+glslangvalidator -V indirectdraw.vert -o indirectdraw.vert.spv
+glslangvalidator -V indirectdraw.frag -o indirectdraw.frag.spv
+glslangvalidator -V skysphere.vert -o skysphere.vert.spv
+glslangvalidator -V skysphere.frag -o skysphere.frag.spv
\ No newline at end of file
diff --git a/data/shaders/indirectdraw/ground.vert b/data/shaders/indirectdraw/ground.vert
index 5bfc2a86..891f0c1e 100644
--- a/data/shaders/indirectdraw/ground.vert
+++ b/data/shaders/indirectdraw/ground.vert
@@ -30,6 +30,7 @@ void main()
 {
 	outColor = inColor;
 	outUV = inUV * 32.0;
+	outNormal = inNormal;
 
 	vec4 pos = vec4(inPos.xyz, 1.0);
 
diff --git a/data/shaders/indirectdraw/ground.vert.spv b/data/shaders/indirectdraw/ground.vert.spv
index ae9542d1..4ed470bb 100644
Binary files a/data/shaders/indirectdraw/ground.vert.spv and b/data/shaders/indirectdraw/ground.vert.spv differ