diff --git a/tools/export/iar/iar_definitions.json b/tools/export/iar/iar_definitions.json
index e348a8dad60..1ac0ebc48b6 100644
--- a/tools/export/iar/iar_definitions.json
+++ b/tools/export/iar/iar_definitions.json
@@ -57,8 +57,9 @@
         "OGChipSelectEditMenu": "STM32F070RB\tST STM32F070RB"
     },
     "MK22DN512xxx5": {
-        "OGChipSelectEditMenu": "MK22DN512xxx5\tNXP MK22DN512xxx5"
+        "OGChipSelectEditMenu": "MK22FN512xxx12\tFreescale MK22FN512xxx12"
     },
+
     "MK24FN1M0xxx12": {
         "OGChipSelectEditMenu": "MK24FN1M0xxx12\tNXP MK24FN1M0xxx12"
     },
@@ -154,9 +155,6 @@
         "FPU2": 7,
         "NrRegs": 1
     },
-    "MKL43Z256xxx4": {
-        "OGChipSelectEditMenu": "MKL43Z256xxx4\tFreescale MKL43Z256xxx4"
-    },
     "LPC812M101JDH20": {
         "OGChipSelectEditMenu": "LPC812M101\tNXP LPC812M101"
     },
@@ -185,9 +183,6 @@
     "STM32F446ZE": {
         "OGChipSelectEditMenu": "STM32F446ZE\tST STM32F446ZE"
     },
-    "MK22DN512xxx5": {
-        "OGChipSelectEditMenu": "MK22FN512xxx12\tFreescale MK22FN512xxx12"
-    },
     "STM32F303K8": {
         "OGChipSelectEditMenu": "STM32F303x8\tST STM32F303x8"
     },