--- a/SConstruct
+++ b/SConstruct
@@ -724,7 +724,6 @@ if ARGUMENTS.get('DEBUG') == "1":
     O_value = ARGUMENTS.get('O', O_DEBUG)
 else:
     conf.env.Append(CCFLAGS=['-DG_DISABLE_ASSERT', '-DNDEBUG'])
-    conf.env.Append(LINKFLAGS=['-s'])
     O_value = ARGUMENTS.get('O', O_RELEASE)
 
 if O_value == 'debug':
@@ -735,7 +734,6 @@ elif O_value == 'release':
 cc_O_option = '-O' + O_value
 
 print("Using compiler optimisation {} (to change, run scons with O=[0|1|2|3|s|fast])".format(cc_O_option))
-conf.env.Append(CCFLAGS=[cc_O_option])
 
 if ARGUMENTS.get('SYMBOLS') == '1':
     print("Compiling with debugging symbols")