diff --git a/portable/GCC/ARM7_AT91SAM7S/port.c b/portable/GCC/ARM7_AT91SAM7S/port.c
index 335f985..a9d78bb 100644
--- a/portable/GCC/ARM7_AT91SAM7S/port.c
+++ b/portable/GCC/ARM7_AT91SAM7S/port.c
@@ -204,7 +204,7 @@
     /* Configure the PIT period. */
     pxPIT->PITC_PIMR = portPIT_ENABLE | portPIT_INT_ENABLE | portPIT_COUNTER_VALUE;
 
-    /* Enable the interrupt.  Global interrupts are disables at this point so
+    /* Enable the interrupt.  Global interrupts are disabled at this point so
     this is safe. */
     AT91C_BASE_AIC->AIC_IECR = 0x1 << AT91C_ID_SYS;
 }
diff --git a/portable/IAR/AtmelSAM7S64/port.c b/portable/IAR/AtmelSAM7S64/port.c
index 1e14d2e..3248970 100644
--- a/portable/IAR/AtmelSAM7S64/port.c
+++ b/portable/IAR/AtmelSAM7S64/port.c
@@ -218,7 +218,7 @@
     /* Configure the PIT period. */
     pxPIT->PITC_PIMR = portPIT_ENABLE | portPIT_INT_ENABLE | portPIT_COUNTER_VALUE;
 
-    /* Enable the interrupt.  Global interrupts are disables at this point so
+    /* Enable the interrupt.  Global interrupts are disabled at this point so
     this is safe. */
     AT91F_AIC_EnableIt( AT91C_BASE_AIC, AT91C_ID_SYS );
 }