diff --git a/Source/cmMakefileTargetGenerator.cxx b/Source/cmMakefileTargetGenerator.cxx
index 549bd7955..70075b186 100644
--- a/Source/cmMakefileTargetGenerator.cxx
+++ b/Source/cmMakefileTargetGenerator.cxx
@@ -467,7 +467,8 @@ cmMakefileTargetGenerator
     (compileCommands,
      this->Makefile->GetStartOutputDirectory(),
      this->Makefile->GetHomeOutputDirectory());
-  commands.insert(commands.end(), compileCommands.begin(), compileCommands.end());
+  commands.insert(commands.end(),
+                  compileCommands.begin(), compileCommands.end());
 
   std::string targetOutPathPDB;
   {