diff --git a/common/Makefile.inc b/common/Makefile.inc
index 11215ee..0583143 100644
--- a/common/Makefile.inc
+++ b/common/Makefile.inc
@@ -36,6 +36,8 @@
 gfxinit-y += hw-gfx-gma-port_detect.ads
 gfxinit-y += hw-gfx-gma-registers.adb
 gfxinit-y += hw-gfx-gma-registers.ads
+gfxinit-y += hw-gfx-gma-transcoder.adb
+gfxinit-y += hw-gfx-gma-transcoder.ads
 gfxinit-y += hw-gfx-gma.adb
 gfxinit-y += hw-gfx-gma.ads
 gfxinit-y += hw-gfx-i2c.ads