diff --git a/scripts/build_h3-firmware.sh b/scripts/build_h3-firmware.sh
index 886e42d11..6b155a943 100755
--- a/scripts/build_h3-firmware.sh
+++ b/scripts/build_h3-firmware.sh
@@ -21,9 +21,13 @@ do_check()
 	maxsize=139264
 	filesize=$(stat -c%s "$1")
     if (( filesize > maxsize )); then
-    	echo -e "\e[31m[$1 is too big for SPI Flash -> $filesize]\e[0m"
+    	echo -e "\e[33m[$1 is too big for SPI Flash -> $filesize]\e[0m"
         rm -rf $1
         ls -al "$1.gz"
+        filesize=$(stat -c%s "$1.gz")
+        if (( filesize > maxsize )); then
+    		echo -e "\e[31m[Error: $1.gz is too big for SPI Flash -> $filesize]\e[0m"
+    	fi
 	else
 		ls -al "$1"
 	fi