diff --git a/config/chips/C011xx.chip b/config/chips/C011xx.chip
index b961a18..eac66ca 100644
--- a/config/chips/C011xx.chip
+++ b/config/chips/C011xx.chip
@@ -2,7 +2,7 @@
 #
 dev_type STM32C011xx
 ref_manual_id 0490
-chip_id 0x453                // STM32_CHIPID_C011xx
+chip_id 0x443                // STM32_CHIPID_C011xx
 flash_type C0
 flash_size_reg 0x1fff75a0
 flash_pagesize 0x800         // 2 KB