diff --git a/common/units.h b/common/units.h
index d93977ff..4a638e7f 100644
--- a/common/units.h
+++ b/common/units.h
@@ -31,9 +31,9 @@
 #define UNITS_TBYTES			(5)
 #define UNITS_RAW			(1U << UNITS_MODE_SHIFT)
 #define UNITS_BINARY			(2U << UNITS_MODE_SHIFT)
-#define UNITS_DECIMAL			(3U << UNITS_MODE_SHIFT)
+#define UNITS_DECIMAL			(4U << UNITS_MODE_SHIFT)
 /* Interpret the u64 value as s64 */
-#define UNITS_NEGATIVE			(4U << UNITS_MODE_SHIFT)
+#define UNITS_NEGATIVE			(8U << UNITS_MODE_SHIFT)
 #define UNITS_MODE_MASK			((1U << UNITS_MODE_SHIFT) - 1)
 #define UNITS_MODE_SHIFT		(8)
 #define UNITS_HUMAN_BINARY		(UNITS_BINARY)