diff --git a/DSS/build.txt b/DSS/build.txt
index 7813681..62f9457 100644
--- a/DSS/build.txt
+++ b/DSS/build.txt
@@ -1 +1 @@
-5
\ No newline at end of file
+6
\ No newline at end of file
diff --git a/DSS/drivers/media/fdd-drv.asm b/DSS/drivers/media/fdd-drv.asm
index 75923f4..e03e5c4 100644
--- a/DSS/drivers/media/fdd-drv.asm
+++ b/DSS/drivers/media/fdd-drv.asm
@@ -357,9 +357,11 @@ GenIOCTL:	BIT	7,B
 		PUSH	HL
 		PUSH	DE
 		LD	A,H
-		LD	H,0
+		LD	C,L
+		LD	HL,0
+		LD	B,H
 		;
-.mull_loop1:	ADD	HL,HL
+.mull_loop1:	ADD	HL,BC
 		DEC	A
 		JR	NZ,.mull_loop1
 		;
diff --git a/Shared_Includes b/Shared_Includes
index 6073b87..2fec620 160000
--- a/Shared_Includes
+++ b/Shared_Includes
@@ -1 +1 @@
-Subproject commit 6073b8787867fe5d217d064c9f5f77972303148c
+Subproject commit 2fec6202f716cfa3ed48fb9bfd79d1081cc2721b