diff --git a/Rakefile b/Rakefile
index e50609f..3d56ea7 100644
--- a/Rakefile
+++ b/Rakefile
@@ -73,6 +73,8 @@ ldflags << "-nostartfiles"
 ldflags_linker = [ENV["LDFLAGS"]]
 # only keep used sections
 ldflags_linker = ["--gc-sections"]
+# show memory usage
+ldflags_linker << "--print-memory-usage"
 # add libopencm3 libraries
 library_paths = [LIBOPENCM3_LIB]
 # project libraries
@@ -153,7 +155,6 @@ end
 desc "link binary"
 rule '.elf' => ['.o', proc{|f| dependencies(f)}, '.ld', "#{LIBOPENCM3_LIB}/lib#{STM32F1_LIB}.a"] do |t|
   sh "#{LD} #{archflags} #{ldflags.join(' ')} #{t.prerequisites[0..-3].join(' ')} -T#{t.name.ext('ld')} #{ldflags_linker.collect{|flag| "-Wl,"+flag}.join(' ')} #{library_paths.collect{|path| "-L"+path}.join(' ')} #{ldlibs.collect{|lib| "-l"+lib}.join(' ')} -Wl,--start-group #{ldlibs_linker.collect{|lib| "-l"+lib}.join(' ')} -Wl,--end-group --output #{t.name}"
-  sh "size #{t.name}"
 end
 
 desc "export binary"