diff --git a/tools/moveconfig.py b/tools/moveconfig.py
index e3116461bad0ec577b5081ff332077c5babdefe6..bdd4899fcd7f80802b395ee49b7cc9ce4bdd76a3 100755
--- a/tools/moveconfig.py
+++ b/tools/moveconfig.py
@@ -1170,7 +1170,7 @@ class Slot:
             toolchain = self.toolchains.Select(arch)
         except ValueError:
             self.log += color_text(self.options.color, COLOR_YELLOW,
-                    "Tool chain for '%s' is missing.  Do nothing.\n % arch")
+                    "Tool chain for '%s' is missing.  Do nothing.\n" % arch)
             self.finish(False)
             return
 	env = toolchain.MakeEnvironment(False)