diff --git a/GNUmakefile b/GNUmakefile
index 125849c..a198b18 100644
--- a/GNUmakefile
+++ b/GNUmakefile
@@ -22,6 +22,8 @@ else
 VK_STRING_HELPER_DEFINE = -DHAS_VK_ENUM_STRING_HELPER
 endif
 
+CFLAGS += $(VK_STRING_HELPER_DEFINE)
+
 L_CFLAGS = $(CFLAGS) -fPIC -D_MILSKO
 L_LDFLAGS = $(LDFLAGS)
 L_LIBS = $(LIBS)
@@ -50,7 +52,7 @@ $(error Add your platform definition)
 endif
 
 ifeq ($(UNIX),1)
-L_CFLAGS += -DUSE_X11 $(VK_STRING_HELPER_DEFINE)
+L_CFLAGS += -DUSE_X11
 L_OBJS += src/backend/x11.o
 L_LIBS += -lX11 -lXrender -lXext
 
@@ -63,7 +65,7 @@ EXEC =
 
 OPENGL = 1
 else ifeq ($(WINDOWS),1)
-L_CFLAGS += -DUSE_GDI $(VK_STRING_HELPER_DEFINE)
+L_CFLAGS += -DUSE_GDI
 L_LDFLAGS += -Wl,--out-implib,src/libMw.lib -static-libgcc
 L_OBJS += src/backend/gdi.o
 L_LIBS += -lgdi32
diff --git a/examples/vulkan.c b/examples/vulkan.c
index 30ffaa3..b4d7ae0 100644
--- a/examples/vulkan.c
+++ b/examples/vulkan.c
@@ -12,7 +12,17 @@
 
 #include <vulkan/vulkan.h>
 #include <vulkan/vulkan_core.h>
+#ifdef HAS_VK_ENUM_STRING_HELPER
 #include <vulkan/vk_enum_string_helper.h>
+#else
+char buffer[512];
+
+char* string_VkResult(VkResult res) {
+	sprintf(buffer, "%d", res);
+
+	return &buffer[0];
+}
+#endif
 
 MwWidget window, vulkan;
 int	 ow = 300;