diff --git a/waflib/Tools/gcc.py b/waflib/Tools/gcc.py
index a3ac8cf1..c55db4bc 100644
--- a/waflib/Tools/gcc.py
+++ b/waflib/Tools/gcc.py
@@ -135,7 +135,7 @@ def gcc_modifier_platform(conf):
 	#   and if it's not recognised, it fallbacks to sys.platform.
 	gcc_modifier_func = getattr(conf, 'gcc_modifier_' + conf.env.DEST_OS, None)
 	if gcc_modifier_func:
-			gcc_modifier_func()
+		gcc_modifier_func()
 
 def configure(conf):
 	"""
diff --git a/waflib/Tools/gxx.py b/waflib/Tools/gxx.py
index 60916f12..c289e9b0 100644
--- a/waflib/Tools/gxx.py
+++ b/waflib/Tools/gxx.py
@@ -136,7 +136,7 @@ def gxx_modifier_platform(conf):
 	#   and if it's not recognised, it fallbacks to sys.platform.
 	gxx_modifier_func = getattr(conf, 'gxx_modifier_' + conf.env.DEST_OS, None)
 	if gxx_modifier_func:
-			gxx_modifier_func()
+		gxx_modifier_func()
 
 def configure(conf):
 	"""