diff --git a/ableos/src/arch/x86_64/interrupts.rs b/ableos/src/arch/x86_64/interrupts.rs
index 38aa65b..8388be2 100644
--- a/ableos/src/arch/x86_64/interrupts.rs
+++ b/ableos/src/arch/x86_64/interrupts.rs
@@ -177,8 +177,10 @@ pub fn init_idt() {
     IDT.load();
 }
 
+const PIT_MAX_FREQ: u32 = 1193180;
+
 pub fn set_pit_frequency(pit: u16, freq: u32) {
-    let ret = (1193180 / freq).try_into();
+    let ret = (PIT_MAX_FREQ / freq).try_into();
 
     let divisor: u16 = match ret {
         Ok(div) => div,