diff --git a/include/osgText/Font b/include/osgText/Font
index 3d4bef4dd..6d369a52b 100644
--- a/include/osgText/Font
+++ b/include/osgText/Font
@@ -117,6 +117,10 @@ public:
     FontImplementation* getImplementation();
     const FontImplementation* getImplementation() const;
 
+     /** If State is non-zero, this function releases OpenGL objects for
+       * the specified graphics context. Otherwise, releases OpenGL objexts
+       * for all graphics contexts. */
+     virtual void releaseGLObjects(osg::State* state=0) const;
 
 protected:
 
diff --git a/src/osgText/Font.cpp b/src/osgText/Font.cpp
index 0914cad5c..05c468b85 100644
--- a/src/osgText/Font.cpp
+++ b/src/osgText/Font.cpp
@@ -202,6 +202,16 @@ Font::Glyph* Font::getGlyph(unsigned int charcode)
     else return 0;
 }
 
+void Font::releaseGLObjects(osg::State* state) const
+{
+  for(GlyphTextureList::const_iterator itr=_glyphTextureList.begin();
+    itr!=_glyphTextureList.end();
+    ++itr)
+  {
+    (*itr)->releaseGLObjects(state);
+  }
+}
+
 osg::Vec2 Font::getKerning(unsigned int leftcharcode,unsigned int rightcharcode, KerningType kerningType)
 {
     if (_implementation.valid()) return _implementation->getKerning(leftcharcode,rightcharcode,kerningType);