diff --git a/tools/export/iar/iar_definitions.json b/tools/export/iar/iar_definitions.json
index a4c29003f9..748c6a909d 100644
--- a/tools/export/iar/iar_definitions.json
+++ b/tools/export/iar/iar_definitions.json
@@ -1,4 +1,7 @@
 {
+    "STM32L443RC": {
+        "OGChipSelectEditMenu": "STM32L443RC\tST STM32L443RC"
+    },
     "STM32L496ZG": {
         "OGChipSelectEditMenu": "STM32L496ZG\tST STM32L496ZG"
     },