diff --git a/tools/idf_size_yaml/esp32c2_data_info.yaml b/tools/idf_size_yaml/esp32c2_data_info.yaml
index d1f24a00bc..54d78c090c 100644
--- a/tools/idf_size_yaml/esp32c2_data_info.yaml
+++ b/tools/idf_size_yaml/esp32c2_data_info.yaml
@@ -1,21 +1,17 @@
 # Data_type:
-#   copy from ESP32-C3
 #   primary_address: value
 #   length: value or equation
 #   secondary_address: value if exist
 DRAM:
-  primary_address: 0x3FC80000
-  length: 0x60000
+  primary_address: 0x3FCA0000
+  length: 0x40000
   secondary_address: 0x40380000
 IRAM:
   primary_address: 0x4037C000
   length: 0x4000
 CACHE_I:
   primary_address: 0x42000000
-  length: 0x800000
+  length: 0x400000
 CACHE_D:
   primary_address: 0x3C000000
-  length: 0x800000
-RTC_SLOW_D:
-  primary_address: 0x50000000
-  length: 0x2000
+  length: 0x400000