diff --git a/include/Nazara/Physics3D/Config.hpp b/include/Nazara/Physics3D/Config.hpp
index 23669240a..f2db50fce 100644
--- a/include/Nazara/Physics3D/Config.hpp
+++ b/include/Nazara/Physics3D/Config.hpp
@@ -41,7 +41,7 @@
 #if defined(NAZARA_STATIC)
 	#define NAZARA_PHYSICS3D_API
 #else
-	#ifdef NAZARA_PHYSICS_BUILD
+	#ifdef NAZARA_PHYSICS3D_BUILD
 		#define NAZARA_PHYSICS3D_API NAZARA_EXPORT
 	#else
 		#define NAZARA_PHYSICS3D_API NAZARA_IMPORT