diff --git a/components/ssd1306/ssd1306.h b/components/ssd1306/ssd1306.h
index fe0d850..811cf68 100644
--- a/components/ssd1306/ssd1306.h
+++ b/components/ssd1306/ssd1306.h
@@ -68,8 +68,8 @@ Usage:
 #define OLED_CMD_ACTIVE_SCROLL          0x2F
 #define OLED_CMD_VERTICAL               0xA3
 
-#define	I2CAddress 0x3C
-#define	SPIAddress 0xFF
+#define I2CAddress 0x3C
+#define SPIAddress 0xFF
 
 typedef enum {
 	SCROLL_RIGHT = 1,