diff --git a/tools/export/iar/iar_definitions.json b/tools/export/iar/iar_definitions.json
index b2ae9b1ac3c..9600b6890ab 100644
--- a/tools/export/iar/iar_definitions.json
+++ b/tools/export/iar/iar_definitions.json
@@ -2,6 +2,9 @@
     "STM32L443RC": {
         "OGChipSelectEditMenu": "STM32L443RC\tST STM32L443RC"
     },
+    "STM32L433RC": {
+        "OGChipSelectEditMenu": "STM32L433RC\tST STM32L433RC"
+    },      
     "STM32L496AG": {
         "OGChipSelectEditMenu": "STM32L496AG\tST STM32L496AG"
     },