diff --git a/include/libopencm3/stm32/f4/ltdc.h b/include/libopencm3/stm32/f4/ltdc.h
index 2a1812b6..f09b6ba0 100644
--- a/include/libopencm3/stm32/f4/ltdc.h
+++ b/include/libopencm3/stm32/f4/ltdc.h
@@ -173,7 +173,7 @@ void ltdc_setup_windowing(
  * (simulate the ltdc color conversion)
  */
 
-#define ltdc_get_rgb888_from_rgb565(rgb888) ( \
+#define ltdc_get_rgb888_from_rgb565(rgb888) (   \
 	((((rgb888) & 0xF800) >> (11-8))/31)<<16    \
   | ((((rgb888) & 0x07E0) << ( 8-5))/63)<<8     \
   | ((((rgb888) & 0x001F) << ( 8-0))/31)<<0     \