diff --git a/gfx/ycbcr/yuv_row_linux.cpp b/gfx/ycbcr/yuv_row_linux.cpp
index ce5ee89..455dd7b 100644
--- a/gfx/ycbcr/yuv_row_linux.cpp
+++ b/gfx/ycbcr/yuv_row_linux.cpp
@@ -18,7 +18,7 @@ void FastConvertYUVToRGB32Row(const uint8* y_buf,
                               const uint8* v_buf,
                               uint8* rgb_buf,
                               int width) {
-  FastConvertYUVToRGB32Row_C(y_buf, u_buf, v_buf, rgb_buf, width);
+  FastConvertYUVToRGB32Row_C(y_buf, u_buf, v_buf, rgb_buf, width, 1);
 }
  
 #else
diff --git a/gfx/ycbcr/yuv_row_mac.cpp b/gfx/ycbcr/yuv_row_mac.cpp
index 3515ada..351466c 100644
--- a/gfx/ycbcr/yuv_row_mac.cpp
+++ b/gfx/ycbcr/yuv_row_mac.cpp
@@ -15,7 +15,7 @@ void FastConvertYUVToRGB32Row(const uint8* y_buf,
                               const uint8* v_buf,
                               uint8* rgb_buf,
                               int width) {
-  FastConvertYUVToRGB32Row_C(y_buf, u_buf, v_buf, rgb_buf, width);
+  FastConvertYUVToRGB32Row_C(y_buf, u_buf, v_buf, rgb_buf, width, 1);
 }
  
 #else