diff --git a/bootsect.asm b/bootsect.asm
index 56faca7..61dd4df 100644
--- a/bootsect.asm
+++ b/bootsect.asm
@@ -97,11 +97,11 @@ root_dir:
 
 search_root:
 	mov bx, [rootdirentries]
-	shr ax, 1
-	shr ax, 1
-	shr ax, 1
-	shr ax, 1
-	shr ax, 1
+	shl bx, 1
+	shl bx, 1
+	shl bx, 1
+	shl bx, 1
+	shl bx, 1
 	mov byte [bx + 0x500], 0
 	mov si, 0x500
 	.entry: