diff --git a/libs/surfaces/push2/wscript b/libs/surfaces/push2/wscript
index dbeb66c598..b5896ab84e 100644
--- a/libs/surfaces/push2/wscript
+++ b/libs/surfaces/push2/wscript
@@ -8,22 +8,22 @@ out = 'build'
 
 def options(opt):
     autowaf.set_options(opt)
-    
+
 def configure(conf):
     conf.load ('compiler_cxx')
     autowaf.configure(conf)
     autowaf.check_pkg(conf, 'pangomm-1.4', uselib_store='PANGOMM', atleast_version='1.4', mandatory=True)
     autowaf.check_pkg(conf, 'cairomm-1.0', uselib_store='CAIROMM', atleast_version='1.8.4', mandatory=True)
-    
+
 def build(bld):
     obj = bld(features = 'cxx cxxshlib')
     obj.source = '''
-            push2.cc
-            buttons.cc
-            canvas.cc
+        push2.cc
+        buttons.cc
+        canvas.cc
 	    interface.cc
-            leds.cc
-            level_meter.cc
+        leds.cc
+        level_meter.cc
 	    gui.cc
 	    knob.cc
 	    layout.cc