diff --git a/Source/cmIncludeDirectoryCommand.cxx b/Source/cmIncludeDirectoryCommand.cxx
index 48d51fd9b..f1d7ba9ce 100644
--- a/Source/cmIncludeDirectoryCommand.cxx
+++ b/Source/cmIncludeDirectoryCommand.cxx
@@ -21,8 +21,7 @@ bool cmIncludeDirectoryCommand::InitialPass(std::vector<std::string> const& args
 {
   if(argsIn.size() < 1 )
     {
-    this->SetError("called with incorrect number of arguments");
-    return false;
+    return true;
     }
   std::vector<std::string> args;
   cmSystemTools::ExpandListArguments(argsIn, args);
diff --git a/Source/cmLinkLibrariesCommand.cxx b/Source/cmLinkLibrariesCommand.cxx
index a97143f0a..ce2625207 100644
--- a/Source/cmLinkLibrariesCommand.cxx
+++ b/Source/cmLinkLibrariesCommand.cxx
@@ -21,8 +21,7 @@ bool cmLinkLibrariesCommand::InitialPass(std::vector<std::string> const& argsIn)
 {
   if(argsIn.size() < 1 )
     {
-    this->SetError("called with incorrect number of arguments");
-    return false;
+    return true;
     }
   std::vector<std::string> args;
   cmSystemTools::ExpandListArguments(argsIn, args);