diff --git a/Source/cmInstallCommand.cxx b/Source/cmInstallCommand.cxx
index a27ef3106..c2ed512fd 100644
--- a/Source/cmInstallCommand.cxx
+++ b/Source/cmInstallCommand.cxx
@@ -176,8 +176,8 @@ bool cmInstallCommand::HandleTargetsMode(std::vector<std::string> const& args)
 
   std::vector<std::string> unknownArgs;
   cmInstallCommandArguments genericArgs;
-  cmCAStringVector targetList(&genericArgs, "TARGETS");
-  cmCAString exports(&genericArgs, "EXPORT", &genericArgs.ArgumentGroup);
+  cmCAStringVector targetList(&genericArgs.Parser, "TARGETS");
+  cmCAString exports(&genericArgs.Parser,"EXPORT", &genericArgs.ArgumentGroup);
   targetList.Follows(0);
   genericArgs.ArgumentGroup.Follows(&targetList);
   genericArgs.Parse(&genericArgVector.GetVector(), &unknownArgs);
@@ -509,7 +509,7 @@ bool cmInstallCommand::HandleFilesMode(std::vector<std::string> const& args)
   // This is the FILES mode.
   bool programs = (args[0] == "PROGRAMS");
   cmInstallCommandArguments ica;
-  cmCAStringVector files(&ica, programs ? "PROGRAMS" : "FILES");
+  cmCAStringVector files(&ica.Parser, programs ? "PROGRAMS" : "FILES");
   files.Follows(0);
   ica.ArgumentGroup.Follows(&files);
   std::vector<std::string> unknownArgs;
@@ -954,9 +954,9 @@ bool cmInstallCommand::HandleExportMode(std::vector<std::string> const& args)
 {
   // This is the EXPORT mode.
   cmInstallCommandArguments ica;
-  cmCAStringVector exports(&ica, "EXPORT");
-  cmCAString prefix(&ica, "PREFIX", &ica.ArgumentGroup);
-  cmCAString filename(&ica, "FILENAME", &ica.ArgumentGroup);
+  cmCAStringVector exports(&ica.Parser, "EXPORT");
+  cmCAString prefix(&ica.Parser, "PREFIX", &ica.ArgumentGroup);
+  cmCAString filename(&ica.Parser, "FILENAME", &ica.ArgumentGroup);
   exports.Follows(0);
 
   ica.ArgumentGroup.Follows(&exports);
diff --git a/Source/cmInstallCommandArguments.cxx b/Source/cmInstallCommandArguments.cxx
index 91a00ce7b..9cba5bf89 100644
--- a/Source/cmInstallCommandArguments.cxx
+++ b/Source/cmInstallCommandArguments.cxx
@@ -29,14 +29,14 @@ const char* cmInstallCommandArguments::PermissionsTable[] =
 const std::string cmInstallCommandArguments::EmptyString;
 
 cmInstallCommandArguments::cmInstallCommandArguments()
-:cmCommandArgumentsHelper()
+:Parser()
 ,ArgumentGroup()
-,Destination   (this, "DESTINATION"   , &ArgumentGroup)
-,Component     (this, "COMPONENT"     , &ArgumentGroup)
-,Rename        (this, "RENAME"        , &ArgumentGroup)
-,Permissions   (this, "PERMISSIONS"   , &ArgumentGroup)
-,Configurations(this, "CONFIGURATIONS", &ArgumentGroup)
-,Optional      (this, "OPTIONAL"      , &ArgumentGroup)
+,Destination   (&Parser, "DESTINATION"   , &ArgumentGroup)
+,Component     (&Parser, "COMPONENT"     , &ArgumentGroup)
+,Rename        (&Parser, "RENAME"        , &ArgumentGroup)
+,Permissions   (&Parser, "PERMISSIONS"   , &ArgumentGroup)
+,Configurations(&Parser, "CONFIGURATIONS", &ArgumentGroup)
+,Optional      (&Parser, "OPTIONAL"      , &ArgumentGroup)
 ,GenericArguments(0)
 {
   this->Component.SetDefaultString("Unspecified");
@@ -133,6 +133,13 @@ bool cmInstallCommandArguments::Finalize()
   return true;
 }
 
+void cmInstallCommandArguments::Parse(const std::vector<std::string>* args, 
+                                      std::vector<std::string>* unconsumedArgs)
+{
+  this->Parser.Parse(args, unconsumedArgs);
+}
+
+
 bool cmInstallCommandArguments::CheckPermissions()
 {
   this->PermissionsString = "";
diff --git a/Source/cmInstallCommandArguments.h b/Source/cmInstallCommandArguments.h
index 936aa460a..2547877ab 100644
--- a/Source/cmInstallCommandArguments.h
+++ b/Source/cmInstallCommandArguments.h
@@ -21,15 +21,17 @@
 #include "cmStandardIncludes.h"
 #include "cmCommandArgumentsHelper.h"
 
-class cmInstallCommandArguments : public cmCommandArgumentsHelper
+class cmInstallCommandArguments
 {
   public:
     cmInstallCommandArguments();
     void SetGenericArguments(cmInstallCommandArguments* args) 
                                                {this->GenericArguments = args;}
-    // Compute destination path.
+    void Parse(const std::vector<std::string>* args, 
+               std::vector<std::string>* unconsumedArgs);
+
+    // Compute destination path.and check permissions
     bool Finalize();
-    cmCommandArgumentGroup ArgumentGroup;
 
     const std::string& GetDestination() const;
     const std::string& GetComponent() const;
@@ -45,6 +47,8 @@ class cmInstallCommandArguments : public cmCommandArgumentsHelper
                                    std::string& absDest);
     static bool CheckPermissions(const std::string& onePerm, 
                                  std::string& perm);
+    cmCommandArgumentsHelper Parser;
+    cmCommandArgumentGroup ArgumentGroup;
   private:
     cmCAString Destination;
     cmCAString Component;