diff --git a/lib/aura/Backends/hl/aura/math/FFT.h b/lib/aura/Backends/hl/aura/math/FFT.h
index 7bcff38f..40a6aa7c 100644
--- a/lib/aura/Backends/hl/aura/math/FFT.h
+++ b/lib/aura/Backends/hl/aura/math/FFT.h
@@ -1,8 +1,9 @@
 #pragma once
 
 #include <hl.h>
-
-#include <aura/types/_ComplexArray/HL_ComplexArrayImpl.h>
+// TODO: Missing
+//#include <aura/types/_ComplexArray/HL_ComplexArrayImpl.h>
+typedef struct _aura__types___ComplexArray__HL_ComplexArrayImpl { vbyte *self; int length; } *aura__types___ComplexArray__HL_ComplexArrayImpl;
 
 #include "hl/aura/aurahl.h"
 #include "common_c/math/fft.h"