diff --git a/src/scene.nim b/src/scene.nim
index da587fc..38c3156 100644
--- a/src/scene.nim
+++ b/src/scene.nim
@@ -549,6 +549,11 @@ proc get_lighting_code_defines*(self: Scene): seq[string] =
         "#define MAX_CUBE_MAPS " & $(if self.isNil: 0 else: self.max_cubemaps),
         "#define MAX_SPHERICAL_HARMONICS " & $(if self.isNil: 0 else: self.max_spherical_harmonics),
         "#define USE_SHADOW_SAMPLERS " & $(USE_SHADOW_SAMPLERS.int),
+        when defined(ios):
+            "#define MYOU_IOS"
+        elif defined(android):
+            "#define MYOU_ANDROID"
+        else: ""
     ]
 
 proc get_lighting_code*(self: Scene): string =