diff --git a/scripts/build.py b/scripts/build.py
index 24e49583..9755c533 100644
--- a/scripts/build.py
+++ b/scripts/build.py
@@ -81,7 +81,8 @@ def build(modules, order, target):
 	if target in ["clean", "distclean"]:
 		for m in reversed(order):
 			run_make(m, target)
-			modules.remove(m)
+			if m in modules:
+				modules.remove(m)
 			if not len(modules):
 				print "all modules cleaned"
 				return