diff --git a/bsp/stm32/stm32f107-uc-eval/Kconfig b/bsp/stm32/stm32f107-uc-eval/Kconfig
index 2b30840a3e..7a400db91f 100644
--- a/bsp/stm32/stm32f107-uc-eval/Kconfig
+++ b/bsp/stm32/stm32f107-uc-eval/Kconfig
@@ -1,16 +1,16 @@
 mainmenu "RT-Thread Configuration"
 
-config $BSP_DIR
+config BSP_DIR
     string
     option env="BSP_ROOT"
     default "."
 
-config $RTT_DIR
+config RTT_DIR
     string
     option env="RTT_ROOT"
     default "../../.."
 
-config $PKGS_DIR
+config PKGS_DIR
     string
     option env="PKGS_ROOT"
     default "packages"
diff --git a/bsp/stm32/stm32f107-uc-eval/SConstruct b/bsp/stm32/stm32f107-uc-eval/SConstruct
index c28354a99d..05326b2b75 100644
--- a/bsp/stm32/stm32f107-uc-eval/SConstruct
+++ b/bsp/stm32/stm32f107-uc-eval/SConstruct
@@ -27,7 +27,7 @@ env.PrependENVPath('PATH', rtconfig.EXEC_PATH)
 if rtconfig.PLATFORM == 'iar':
     env.Replace(CCCOM = ['$CC $CCFLAGS $CPPFLAGS $_CPPDEFFLAGS $_CPPINCFLAGS -o $TARGET $SOURCES'])
     env.Replace(ARFLAGS = [''])
-    env.Replace(LINKCOM = ['$LINK $SOURCES $LINKFLAGS -o $TARGET --map rt-thread.map'])
+    env.Replace(LINKCOM = env["LINKCOM"] + ' --map rt-thread.map')
 
 Export('RTT_ROOT')
 Export('rtconfig')
diff --git a/bsp/stm32/stm32f107-uc-eval/applications/main.c b/bsp/stm32/stm32f107-uc-eval/applications/main.c
index f4970545b4..11587e49d0 100644
--- a/bsp/stm32/stm32f107-uc-eval/applications/main.c
+++ b/bsp/stm32/stm32f107-uc-eval/applications/main.c
@@ -12,7 +12,7 @@
 #include <rtthread.h>
 #include <rtdevice.h>
 #include <board.h>
-#include "drv_gpio.h"
+
 /* defined the LED1 pin: PD13 */
 #define LED1_PIN    GET_PIN(D, 13)
 
diff --git a/bsp/stm32/stm32f107-uc-eval/board/linker_scripts/link.icf b/bsp/stm32/stm32f107-uc-eval/board/linker_scripts/link.icf
index 531327479c..6d172ee8d8 100644
--- a/bsp/stm32/stm32f107-uc-eval/board/linker_scripts/link.icf
+++ b/bsp/stm32/stm32f107-uc-eval/board/linker_scripts/link.icf
@@ -25,4 +25,4 @@ do not initialize  { section .noinit };
 place at address mem:__ICFEDIT_intvec_start__ { readonly section .intvec };
 
 place in ROM_region   { readonly };
-place in RAM_region   { readwrite, last block CSTACK};
\ No newline at end of file
+place in RAM_region   { readwrite, last block CSTACK};