diff --git a/tools/export/iar/iar_definitions.json b/tools/export/iar/iar_definitions.json
index a7640d3329..572a4815f8 100644
--- a/tools/export/iar/iar_definitions.json
+++ b/tools/export/iar/iar_definitions.json
@@ -99,6 +99,9 @@
     "LPC55S69JBD100": {
         "OGChipSelectEditMenu": "LPC55S69_core0\tNXP LPC55S69_core0"
     },
+    "MIMXRT1052": {
+        "OGChipSelectEditMenu": "MIMXRT1052xxx6B\tNXP MIMXRT1052xxx6B"
+    },
     "STM32F072RB": {
         "OGChipSelectEditMenu": "STM32F072RB\tST STM32F072RB"
     },