diff --git a/Makefile b/Makefile
index 3d4de79..104a40c 100644
--- a/Makefile
+++ b/Makefile
@@ -265,7 +265,7 @@ OS/K: $(dep) ./ProjectTree $(BINDIR)/kaleid
 ## QEMU/DEBUG RELATED
 
 test: all install
-	@qemu-system-x86_64 -vga std -cpu core2duo -soundhw pcspk -s \
+	@qemu-system-x86_64 -vga std -cpu core2duo -enable-kvm -soundhw pcspk -s \
 	 -rtc base=localtime -m $(ram) -hda $(installdisk) \
 	 -d cpu_reset,guest_errors,pcall,int 2> $(BUILDDIR)/qemu.log &
 
diff --git a/kaleid/kernel/init/init.c b/kaleid/kernel/init/init.c
index cf2f92f..92934f1 100644
--- a/kaleid/kernel/init/init.c
+++ b/kaleid/kernel/init/init.c
@@ -68,12 +68,14 @@ noreturn void BtStartKern(multiboot_info_t *mbInfo, uint mbMagic, void *codeSeg)
     // Interrupts launching
     KeSetupIDT();
     KeEnableIRQs();
-    KeGetCpuInfos();
     MmInitGdt();
 
-    // Start drivers
+    // Clocks
     KeEnableRTC();
     KeEnablePIT();
+
+    // Start drivers
+    KeGetCpuInfos();
     IoEnableKeyb();
     MmActivatePageHandler();
 
diff --git a/kaleid/kernel/ke/pit.c b/kaleid/kernel/ke/pit.c
index 182ce28..816a1d8 100644
--- a/kaleid/kernel/ke/pit.c
+++ b/kaleid/kernel/ke/pit.c
@@ -121,10 +121,10 @@ static void UpdateCurTime(void)
     uchar minRemain, hourRemain, dayRemain;
 
     CurTime.sec =
-            (uchar)(((ulong)KeGetOriginTime()->sec + (Ticks / frequency)) % 60);
+            (uchar)(((ulong)KeGetOriginTime()->sec * frequency + Ticks) / frequency % 60);
 
     minRemain =
-            (uchar)(((ulong)KeGetOriginTime()->sec + (Ticks / frequency)) / 60);
+            (uchar)(((ulong)KeGetOriginTime()->sec * frequency + Ticks) / (60 * frequency));
 
     CurTime.min =
             (uchar)(((ulong)KeGetOriginTime()->min +  minRemain) % 60);