diff --git a/src/osgPlugins/V8/V8ScriptEngine.cpp b/src/osgPlugins/V8/V8ScriptEngine.cpp
index 445f893e3..2d4906e8f 100644
--- a/src/osgPlugins/V8/V8ScriptEngine.cpp
+++ b/src/osgPlugins/V8/V8ScriptEngine.cpp
@@ -41,7 +41,7 @@ void V8ScriptEngine::initialize()
 
 }
 
-bool V8ScriptEngine::run(osg::Script* script, const std::string& entryPoint, Parameters& inputParameters, Parameters& outputParameters)
+bool V8ScriptEngine::run(osg::Script* script, const std::string& entryPoint, osg::Parameters& inputParameters, osg::Parameters& outputParameters)
 {
     if (!script || !_isolate) return false;
 
diff --git a/src/osgPlugins/V8/V8ScriptEngine.h b/src/osgPlugins/V8/V8ScriptEngine.h
index ea5ac5c5f..45623d004 100644
--- a/src/osgPlugins/V8/V8ScriptEngine.h
+++ b/src/osgPlugins/V8/V8ScriptEngine.h
@@ -32,7 +32,7 @@ class V8ScriptEngine : public osg::ScriptEngine
         virtual const std::string& getLanguage() const { return _language; }
 
         /** run a Script.*/
-        virtual bool run(osg::Script* script, const std::string& entryPoint, Parameters& inputParameters, Parameters& outputParameters);
+        virtual bool run(osg::Script* script, const std::string& entryPoint, osg::Parameters& inputParameters, osg::Parameters& outputParameters);
 
         v8::Isolate* getIsolate() { return _isolate; }
 
diff --git a/src/osgPlugins/python/PythonScriptEngine.cpp b/src/osgPlugins/python/PythonScriptEngine.cpp
index 00e6e4ace..5353cfff8 100644
--- a/src/osgPlugins/python/PythonScriptEngine.cpp
+++ b/src/osgPlugins/python/PythonScriptEngine.cpp
@@ -41,7 +41,7 @@ void PythonScriptEngine::initialize()
     _py_main = PyModule_GetDict(PyImport_AddModule("__main__"));
 }
 
-bool PythonScriptEngine::run(osg::Script* script, const std::string& entryPoint, Parameters& inputParameters, Parameters& outputParameters)
+bool PythonScriptEngine::run(osg::Script* script, const std::string& entryPoint, osg::Parameters& inputParameters, osg::Parameters& outputParameters)
 {
     if (!script || !_py_main) return false;
 
diff --git a/src/osgPlugins/python/PythonScriptEngine.h b/src/osgPlugins/python/PythonScriptEngine.h
index e17b72222..0c141f42a 100644
--- a/src/osgPlugins/python/PythonScriptEngine.h
+++ b/src/osgPlugins/python/PythonScriptEngine.h
@@ -32,7 +32,7 @@ class PythonScriptEngine : public osg::ScriptEngine
         virtual const std::string& getLanguage() const { return _language; }
 
         /** run a Script.*/
-        virtual bool run(osg::Script* script, const std::string& entryPoint, Parameters& inputParameters, Parameters& outputParameters);
+        virtual bool run(osg::Script* script, const std::string& entryPoint, osg::Parameters& inputParameters, osg::Parameters& outputParameters);
 
         /** get the Python main object.*/
         PyObject* getPythonMain() { return _py_main; }