diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index 3abfda4c7a3f..f0f7b578b726 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -7740,7 +7740,7 @@ enum skl_power_gate {
 #define  MTL_LATENCY_LEVEL_EVEN_MASK	REG_GENMASK(12, 0)
 #define  MTL_LATENCY_LEVEL_ODD_MASK	REG_GENMASK(28, 16)
 
-#define MTL_LATENCY_SAGV		_MMIO(0x4578b)
+#define MTL_LATENCY_SAGV		_MMIO(0x4578c)
 #define   MTL_LATENCY_QCLK_SAGV		REG_GENMASK(12, 0)
 
 #define MTL_MEM_SS_INFO_GLOBAL			_MMIO(0x45700)