diff --git a/Makefile b/Makefile
index 694b88f..6cd44e8 100644
--- a/Makefile
+++ b/Makefile
@@ -20,6 +20,7 @@ ISO := Hazel.iso
 CFLAGS    := -ffreestanding -Wall -Wextra -Werror -I $(INCLUDEDIR) -I lib
 LDFLAGS   := -ffreestanding -nostdlib -lgcc -T kernel/kernel.ld
 QEMUFLAGS := -cdrom $(BUILDDIR)/$(ISO) \
+			 -d int \
 			 -serial stdio
 
 $(BUILDDIR)/$(KIMG): $(KOBJ) $(LOBJ)
diff --git a/include/kernel/pit.h b/include/kernel/pit.h
index a82073f..29cebbc 100644
--- a/include/kernel/pit.h
+++ b/include/kernel/pit.h
@@ -7,12 +7,13 @@
 #define PIT_MODE_CMD   0x43
 
 #define PIT_MODE0  0
+#define PIT_MODE2  (2<<1)
 #define PIT_LOBYTE (1<<4)
 #define PIT_LOHIGH (3<<4)
 #define PIT_CHAN0  0
 
 #define PIT_FREQUENCY 1193182
-#define DESIRED_FREQUENCY 100
+#define DESIRED_FREQUENCY 1000
 #define DIVISOR (PIT_FREQUENCY/DESIRED_FREQUENCY)
 
 void pit_init(void);
diff --git a/kernel/pit.c b/kernel/pit.c
index 930e69b..9ea19f9 100644
--- a/kernel/pit.c
+++ b/kernel/pit.c
@@ -6,14 +6,16 @@
 extern kernel_ctx_t ctx;
 
 void pit_init(void) {
-    outb(PIT_MODE_CMD, PIT_CHAN0 | PIT_LOBYTE | PIT_MODE0);
+    outb(PIT_MODE_CMD, PIT_CHAN0 | PIT_LOHIGH | PIT_MODE2);
 
     outb(PIT_CHAN0_DATA, (uint8_t)(DIVISOR & 0xff));
+    outb(PIT_CHAN0_DATA, (uint8_t)((DIVISOR & 0xff00) >> 8));
 }
 
 void pit_handler(void) {
     ctx.ticks++;
 
     outb(PIT_CHAN0_DATA, (uint8_t)(DIVISOR & 0xff));
+    outb(PIT_CHAN0_DATA, (uint8_t)((DIVISOR & 0xff00) >> 8));
     pic_send_eoi(0);
 }