diff --git a/os/hal/ports/KINETIS/K60x/hal_lld.c b/os/hal/ports/KINETIS/K60x/hal_lld.c
index 9ba82a6f..45b20132 100644
--- a/os/hal/ports/KINETIS/K60x/hal_lld.c
+++ b/os/hal/ports/KINETIS/K60x/hal_lld.c
@@ -220,7 +220,7 @@ void k60x_clock_init(void) {
   SIM->CLKDIV1 = SIM_CLKDIV1_OUTDIV1(KINETIS_CLKDIV1_OUTDIV1-1) |
                  SIM_CLKDIV1_OUTDIV2(KINETIS_CLKDIV1_OUTDIV2-1) |
                  SIM_CLKDIV1_OUTDIV4(KINETIS_CLKDIV1_OUTDIV4-1);
-  SIM->CLKDIV2 = SIM_CLKDIV2_USBDIV(0);
+  SIM->CLKDIV2 = SIM_CLKDIV2_USBDIV(1);
 
   /* Configure peripherals to use MCGPLLCLK */
   SIM->SOPT2 = SIM_SOPT2_PLLFLLSEL_MCGPLL;
diff --git a/os/hal/ports/KINETIS/LLD/USBHSv1/hal_usb_lld.c b/os/hal/ports/KINETIS/LLD/USBHSv1/hal_usb_lld.c
index 3ba2b7c1..e8838c16 100644
--- a/os/hal/ports/KINETIS/LLD/USBHSv1/hal_usb_lld.c
+++ b/os/hal/ports/KINETIS/LLD/USBHSv1/hal_usb_lld.c
@@ -429,8 +429,8 @@ void usb_lld_init(void) {
 
 #if defined(K64F)
   /* Switch from default MCGPLLCLK to IRC48M for USB */
-  SIM->CLKDIV2 = SIM_CLKDIV2_USBDIV(0);
-  SIM->SOPT2 |= SIM_SOPT2_PLLFLLSEL_IRC48M;
+  //SIM->CLKDIV2 = SIM_CLKDIV2_USBDIV(0);
+  //SIM->SOPT2 |= SIM_SOPT2_PLLFLLSEL_IRC48M;
 #endif
 
 #if defined(MK66F18)