diff --git a/src/osgText/Glyph.cpp b/src/osgText/Glyph.cpp
index 339b47f8f..7faa4d25f 100644
--- a/src/osgText/Glyph.cpp
+++ b/src/osgText/Glyph.cpp
@@ -372,6 +372,12 @@ void GlyphTexture::apply(osg::State& state) const
             // clear the list since we have now subloaded them.
             glyphsWereSubloading.clear();
 
+            glPixelStorei(GL_UNPACK_ALIGNMENT,1);
+
+            #if !defined(OSG_GLES1_AVAILABLE) && !defined(OSG_GLES2_AVAILABLE)
+            glPixelStorei(GL_UNPACK_ROW_LENGTH,getTextureWidth());
+            #endif
+
             // Subload the image once
             glTexSubImage2D( GL_TEXTURE_2D, 0, 0, 0,
                     getTextureWidth(),