diff --git a/Firmware/Makefile b/Firmware/Makefile
index 2dd304b4..347ae37d 100644
--- a/Firmware/Makefile
+++ b/Firmware/Makefile
@@ -6,7 +6,7 @@ BUILD_DIR = build
 FIRMWARE = $(BUILD_DIR)/ODriveFirmware.elf
 
 all:
-	tup
+	@tup --quiet
 
 flash: all
 	openocd -f interface/stlink-v2.cfg -f target/stm32f4x.cfg -c init -c reset\ halt -c flash\ write_image\ erase\ $(FIRMWARE) -c reset\ run -c exit
diff --git a/Firmware/Tupfile.lua b/Firmware/Tupfile.lua
index 171c0d43..3885d8bd 100644
--- a/Firmware/Tupfile.lua
+++ b/Firmware/Tupfile.lua
@@ -62,7 +62,7 @@ build{
     toolchains={toolchain},
     --toolchains={LLVMToolchain('x86_64', {'-Ofast'}, {'-flto'})},
     packages={'stm_platform'},
-    sources={        
+    sources={
         'MotorControl/utils.c',
         'MotorControl/legacy_commands.c',
         'MotorControl/low_level.c',
diff --git a/Firmware/build.lua b/Firmware/build.lua
index 6e4ecdd9..87878b4b 100644
--- a/Firmware/build.lua
+++ b/Firmware/build.lua
@@ -88,10 +88,12 @@ function GCCToolchain(prefix, builddir, compiler_flags, linker_flags)
                 command=prefix..'g++ %f '..
                         tostring(linker_flags)..' '..
                         '-Wl,-Map=%O.map'..
-                        ' -o %o; '..
-                        prefix..'size %o',
+                        ' -o %o',
                 outputs={output_name..'.elf', extra_outputs={output_name..'.map'}}
             }
+            -- display the size
+            tup.frule{inputs=output_name..'.elf', command=prefix..'size %f'}
+            -- create *.hex and *.bin output formats
             tup.frule{inputs={output_name..'.elf'}, command=prefix..'objcopy -O ihex %f %o', outputs={output_name..'.hex'}}
             tup.frule{inputs={output_name..'.elf'}, command=prefix..'objcopy -O binary -S %f %o', outputs={output_name..'.bin'}}
         end