diff --git a/lib/error.h b/lib/error.h
index 1b3c9ba7..1e7b8ebd 100644
--- a/lib/error.h
+++ b/lib/error.h
@@ -20,16 +20,16 @@
 #ifndef LIB_SENSORS_ERROR_H
 #define LIB_SENSORS_ERROR_H
 
-#define SENSORS_ERR_WILDCARDS 1 /* Wildcard found in chip name */
-#define SENSORS_ERR_NO_ENTRY 2  /* No such subfeature known */
-#define SENSORS_ERR_ACCESS 3    /* Can't read or write */
-#define SENSORS_ERR_PROC 4      /* Can't access /proc file */
-#define SENSORS_ERR_DIV_ZERO 5  /* Divide by zero */
-#define SENSORS_ERR_CHIP_NAME 6 /* Can't parse chip name */
-#define SENSORS_ERR_BUS_NAME 7  /* Can't parse bus name */
-#define SENSORS_ERR_PARSE 8     /* General parse error */
-#define SENSORS_ERR_ACCESS_W 9    /* Can't write */
-#define SENSORS_ERR_ACCESS_R 10    /* Can't read */
+#define SENSORS_ERR_WILDCARDS	1 /* Wildcard found in chip name */
+#define SENSORS_ERR_NO_ENTRY	2 /* No such subfeature known */
+#define SENSORS_ERR_ACCESS	3 /* Can't read or write */
+#define SENSORS_ERR_PROC	4 /* Can't access /proc file */
+#define SENSORS_ERR_DIV_ZERO	5 /* Divide by zero */
+#define SENSORS_ERR_CHIP_NAME	6 /* Can't parse chip name */
+#define SENSORS_ERR_BUS_NAME	7 /* Can't parse bus name */
+#define SENSORS_ERR_PARSE	8 /* General parse error */
+#define SENSORS_ERR_ACCESS_W	9 /* Can't write */
+#define SENSORS_ERR_ACCESS_R	10 /* Can't read */
 
 #ifdef __cplusplus
 extern "C" {