diff --git a/tools/export/iar/iar_definitions.json b/tools/export/iar/iar_definitions.json
index 0c3c9eeaed..13492282c0 100644
--- a/tools/export/iar/iar_definitions.json
+++ b/tools/export/iar/iar_definitions.json
@@ -96,6 +96,9 @@
     "LPC54628J512ET180": {
         "OGChipSelectEditMenu": "LPC54618J512\tNXP LPC54618J512"
     },
+    "MIMXRT1052": {
+        "OGChipSelectEditMenu": "MIMXRT1052xxx6B\tNXP MIMXRT1052xxx6B"
+    },
     "STM32F072RB": {
         "OGChipSelectEditMenu": "STM32F072RB\tST STM32F072RB"
     },