diff --git a/STM32-for-VSCode.config.yaml b/STM32-for-VSCode.config.yaml
index e4488d0..1caed20 100644
--- a/STM32-for-VSCode.config.yaml
+++ b/STM32-for-VSCode.config.yaml
@@ -10,7 +10,7 @@ target: mvbms-test-24
 # Can be C or C++
 language: C
 
-optimization: Og
+optimization: O0
 
 # MCU settings
 targetMCU: stm32f3x