diff --git a/kernel/trunk/kernel.asm b/kernel/trunk/kernel.asm
index 593b794bc5..766148eb90 100644
--- a/kernel/trunk/kernel.asm
+++ b/kernel/trunk/kernel.asm
@@ -3002,7 +3002,7 @@ modify_pce:
 ;       mov ebx,0
 ;       or  bx,100000000b ;pce
 ;       xor eax,ebx ;invert pce
-       btr eax,8 ;pce=cr4[8]
+       bts eax,8 ;pce=cr4[8]
        mov cr4,eax
        mov [esp+36],eax
 ret
diff --git a/kernel/trunk/makefile b/kernel/trunk/makefile
new file mode 100644
index 0000000000..79d42d9825
--- /dev/null
+++ b/kernel/trunk/makefile
@@ -0,0 +1,16 @@
+FASM=./fasm
+KSRC=kernel.asm
+KOUT=kernel.mnt
+
+en:
+	rm -f lang.inc
+	echo lang fix en > lang.inc
+	$(FASM) $(KSRC) $(KOUT)
+ru: kernel.asm
+	rm -f lang.inc
+	echo lang fix en > lang.inc
+	$(FASM) $(KSRC) $(KOUT)
+
+clean:
+	rm -f $(KOUT)
+	rm -f lang.inc