diff --git a/examples/osgcubemap/osgcubemap.cpp b/examples/osgcubemap/osgcubemap.cpp
index 62c457a66..013115085 100644
--- a/examples/osgcubemap/osgcubemap.cpp
+++ b/examples/osgcubemap/osgcubemap.cpp
@@ -140,7 +140,7 @@ int main(int argc, char *argv[])
         {
             if (!tcmExt->isCubeMapSupported())
             {
-                cout<<"Warning: texture_cube_map not supported by OpenGL drivers, unable to run application."<<std::endl;
+                std::cout<<"Warning: texture_cube_map not supported by OpenGL drivers, unable to run application."<<std::endl;
                 return 1;
             }
         }
diff --git a/examples/osgmultitexture/osgmultitexture.cpp b/examples/osgmultitexture/osgmultitexture.cpp
index 236b84e24..0cab6ccbf 100644
--- a/examples/osgmultitexture/osgmultitexture.cpp
+++ b/examples/osgmultitexture/osgmultitexture.cpp
@@ -110,7 +110,7 @@ int main( int argc, char **argv )
         {
             if (!textExt->isMultiTexturingSupported())
             {
-                cout<<"Warning: texture_cube_map not supported by OpenGL drivers, unable to run application."<<std::endl;
+                std::cout<<"Warning: texture_cube_map not supported by OpenGL drivers, unable to run application."<<std::endl;
                 return 1;
             }
         }
diff --git a/examples/osgvertexprogram/osgvertexprogram.cpp b/examples/osgvertexprogram/osgvertexprogram.cpp
index d244273f1..a95a4ff5f 100644
--- a/examples/osgvertexprogram/osgvertexprogram.cpp
+++ b/examples/osgvertexprogram/osgvertexprogram.cpp
@@ -415,7 +415,7 @@ int main(int argc, char *argv[])
         {
             if (!vpExt->isVertexProgramSupported())
             {
-                cout<<"Warning: ARB_vertex_program not supported by OpenGL drivers, unable to run application."<<std::endl;
+                std::cout<<"Warning: ARB_vertex_program not supported by OpenGL drivers, unable to run application."<<std::endl;
                 return 1;
             }
         }