diff --git a/src/polyrenderer/drawers/poly_triangle.cpp b/src/polyrenderer/drawers/poly_triangle.cpp
index fdb7f6de9..e4d91a65e 100644
--- a/src/polyrenderer/drawers/poly_triangle.cpp
+++ b/src/polyrenderer/drawers/poly_triangle.cpp
@@ -37,6 +37,7 @@
 #include "polyrenderer/poly_renderer.h"
 #include "swrenderer/drawers/r_draw_rgba.h"
 #include "screen_triangle.h"
+#include "x86.h"
 
 int PolyTriangleDrawer::viewport_x;
 int PolyTriangleDrawer::viewport_y;
diff --git a/src/polyrenderer/drawers/screen_triangle.cpp b/src/polyrenderer/drawers/screen_triangle.cpp
index 95bf7826b..0e858db53 100644
--- a/src/polyrenderer/drawers/screen_triangle.cpp
+++ b/src/polyrenderer/drawers/screen_triangle.cpp
@@ -40,6 +40,7 @@
 #include "poly_drawer32_sse2.h"
 #endif
 #include "poly_drawer8.h"
+#include "x86.h"
 
 namespace
 {