diff --git a/demos/ARMCM3-STM32F103-GCC/iar/ch.ewp b/demos/ARMCM3-STM32F103-GCC/iar/ch.ewp
index 142d53b34..b5733a58c 100644
--- a/demos/ARMCM3-STM32F103-GCC/iar/ch.ewp
+++ b/demos/ARMCM3-STM32F103-GCC/iar/ch.ewp
@@ -1730,9 +1730,6 @@
       <data/>
     </settings>
   </configuration>
-  <mfc>
-    <configuration>Debug</configuration>
-  </mfc>
   <group>
     <name>board</name>
     <file>