diff --git a/tools/rom_ram_analyzer/lite_small/src/rom_analysis.py b/tools/rom_ram_analyzer/lite_small/src/rom_analysis.py
index 54e3986a243c19d06a9168358929e2a0cf2fc51e..deed7ee6628783dbde3b7a3de10083e183ec6a4c 100644
--- a/tools/rom_ram_analyzer/lite_small/src/rom_analysis.py
+++ b/tools/rom_ram_analyzer/lite_small/src/rom_analysis.py
@@ -251,7 +251,8 @@ class RomAnalysisTool:
         component_end_row = 0
         component_col = 1
         baseline_col = 2
-        del tmp_dict["size"]
+        if "size" in tmp_dict.keys():
+            del tmp_dict["size"]
         for subsystem_name in tmp_dict.keys():
             subsystem_dict = tmp_dict.get(subsystem_name)
             subsystem_size = subsystem_dict.get("size")