diff --git a/src/i810_reg.h b/src/i810_reg.h
index 82571e03..2a03f32c 100644
--- a/src/i810_reg.h
+++ b/src/i810_reg.h
@@ -722,7 +722,7 @@ SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 # define PLLB_REF_INPUT_SPREADSPECTRUMIN	(3 << 13)
 # define DISPLAY_RATE_SELECT_FPA1		(1 << 8)
 # define SDVO_MULTIPLIER_MASK			0x000000ff
-# define SDV0_DEFAULT_MULTIPLIER		0x00000003
+# define SDVO_DEFAULT_MULTIPLIER		0x00000003
 
 #define FPA0		0x06040
 #define FPA1		0x06044
diff --git a/src/i830_display.c b/src/i830_display.c
index f8bd0d88..471b87e9 100644
--- a/src/i830_display.c
+++ b/src/i830_display.c
@@ -384,7 +384,7 @@ i830PipeSetMode(ScrnInfoPtr pScrn, DisplayModePtr pMode, int pipe)
 	dpll |= PLL_REF_INPUT_TVCLKINBC;
     else
 	dpll |= PLL_REF_INPUT_DREFCLK;
-    dpll |= SDV0_DEFAULT_MULTIPLIER;
+    dpll |= SDVO_DEFAULT_MULTIPLIER;
 
     if (is_sdvo) {
 	dpll |= DPLL_DVO_HIGH_SPEED;