diff --git a/arch/arm/src/armv6-m/arm_vectors.c b/arch/arm/src/armv6-m/arm_vectors.c
index 760c1fca89d..1a56fee23b8 100644
--- a/arch/arm/src/armv6-m/arm_vectors.c
+++ b/arch/arm/src/armv6-m/arm_vectors.c
@@ -78,7 +78,7 @@ extern void exception_common(void);
  * As all exceptions (interrupts) are routed via exception_common, we just
  * need to fill this array with pointers to it.
  *
- * Note that the [ ... ] desginated initialiser is a GCC extension.
+ * Note that the [ ... ] designated initialiser is a GCC extension.
  */
 
 unsigned _vectors[] locate_data(".vectors") =