diff --git a/demos/ARMCM3-STM32F103/iar/ch.ewp b/demos/ARMCM3-STM32F103/iar/ch.ewp
index b5733a58c..dc8077780 100644
--- a/demos/ARMCM3-STM32F103/iar/ch.ewp
+++ b/demos/ARMCM3-STM32F103/iar/ch.ewp
@@ -1754,9 +1754,6 @@
         <file>
           <name>$PROJ_DIR$\..\..\..\os\hal\include\hal.h</name>
         </file>
-        <file>
-          <name>$PROJ_DIR$\..\..\..\os\hal\include\i2c.h</name>
-        </file>
         <file>
           <name>$PROJ_DIR$\..\..\..\os\hal\include\mac.h</name>
         </file>
@@ -1793,9 +1790,6 @@
         <file>
           <name>$PROJ_DIR$\..\..\..\os\hal\src\hal.c</name>
         </file>
-        <file>
-          <name>$PROJ_DIR$\..\..\..\os\hal\src\i2c.c</name>
-        </file>
         <file>
           <name>$PROJ_DIR$\..\..\..\os\hal\src\mac.c</name>
         </file>