diff --git a/include/drivers/arm/gic600ae_fmu.h b/include/drivers/arm/gic600ae_fmu.h
index 88b87b9..d2a92dd 100644
--- a/include/drivers/arm/gic600ae_fmu.h
+++ b/include/drivers/arm/gic600ae_fmu.h
@@ -85,7 +85,7 @@
 #define FMU_BLK_PPI31		U(43)
 #define FMU_BLK_PRESENT_MASK	U(0xFFFFFFFFFFF)
 
-/* Safety Mechamism limit */
+/* Safety Mechanism limit */
 #define FMU_SMID_GICD_MAX	U(33)
 #define FMU_SMID_PPI_MAX	U(12)
 #define FMU_SMID_ITS_MAX	U(14)