diff --git a/Core/Src/sts_weight_scale.c b/Core/Src/sts_weight_scale.c
index 0a4905a..3703f7c 100644
--- a/Core/Src/sts_weight_scale.c
+++ b/Core/Src/sts_weight_scale.c
@@ -73,7 +73,8 @@ uint8_t Flag_Error = 0;
 //#define GapValue 903.2		// for 1kg bar
 //#define GapValue 106.5		// for 20kg bar
 //#define GapValue 101.5		// for 20kg bar
-#define GapValue 99.08		// for 20kg bar
+//#define GapValue 99.08		// for 20kg bar
+#define GapValue 384.0			// for 5kg bar
 
 void HX711_Init(void)
 {
diff --git a/STM32CubeIDE/Release/WL55JC_AS923.bin b/STM32CubeIDE/Release/STS_W1_WEIGHT_SCALE_5KG_20240712.bin
similarity index 99%
rename from STM32CubeIDE/Release/WL55JC_AS923.bin
rename to STM32CubeIDE/Release/STS_W1_WEIGHT_SCALE_5KG_20240712.bin
index 3a21987..eb938d6 100644
Binary files a/STM32CubeIDE/Release/WL55JC_AS923.bin and b/STM32CubeIDE/Release/STS_W1_WEIGHT_SCALE_5KG_20240712.bin differ