diff --git a/plat/arm/common/arm_gicv3.c b/plat/arm/common/arm_gicv3.c
index 0f6690a..bb59d42 100644
--- a/plat/arm/common/arm_gicv3.c
+++ b/plat/arm/common/arm_gicv3.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2015-2018, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2015-2019, ARM Limited and Contributors. All rights reserved.
  *
  * SPDX-License-Identifier: BSD-3-Clause
  */
@@ -152,7 +152,7 @@
 	 * If an ITS is available, save its context before
 	 * the Redistributor using:
 	 * gicv3_its_save_disable(gits_base, &its_ctx[i])
-	 * Additionnaly, an implementation-defined sequence may
+	 * Additionally, an implementation-defined sequence may
 	 * be required to save the whole ITS state.
 	 */
 
diff --git a/plat/arm/common/tsp/arm_tsp_setup.c b/plat/arm/common/tsp/arm_tsp_setup.c
index a3d2f71..e41bfd3 100644
--- a/plat/arm/common/tsp/arm_tsp_setup.c
+++ b/plat/arm/common/tsp/arm_tsp_setup.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2015-2018, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2015-2019, ARM Limited and Contributors. All rights reserved.
  *
  * SPDX-License-Identifier: BSD-3-Clause
  */
@@ -78,7 +78,7 @@
 void tsp_plat_arch_setup(void)
 {
 #if USE_COHERENT_MEM
-	/* Ensure ARM platforms dont use coherent memory in TSP */
+	/* Ensure ARM platforms don't use coherent memory in TSP */
 	assert((BL_COHERENT_RAM_END - BL_COHERENT_RAM_BASE) == 0U);
 #endif
 
diff --git a/plat/arm/css/drivers/mhu/css_mhu_doorbell.c b/plat/arm/css/drivers/mhu/css_mhu_doorbell.c
index b3203c2..964428b 100644
--- a/plat/arm/css/drivers/mhu/css_mhu_doorbell.c
+++ b/plat/arm/css/drivers/mhu/css_mhu_doorbell.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2014-2018, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2014-2019, ARM Limited and Contributors. All rights reserved.
  *
  * SPDX-License-Identifier: BSD-3-Clause
  */
@@ -32,7 +32,7 @@
 			plat_info->db_modify_mask,
 			plat_info->db_preserve_mask);
 
-	/* clear the access request for the recevier */
+	/* clear the access request for the receiver */
 	MHU_V2_CLEAR_REQUEST(MHUV2_BASE_ADDR);
 
 	return;