diff --git a/Engine/source/renderInstance/renderGlowMgr.cpp b/Engine/source/renderInstance/renderGlowMgr.cpp
index 547d20a7f..86bbadcbc 100644
--- a/Engine/source/renderInstance/renderGlowMgr.cpp
+++ b/Engine/source/renderInstance/renderGlowMgr.cpp
@@ -151,6 +151,9 @@ void RenderGlowMgr::render( SceneRenderState *state )
 
    GFXTransformSaver saver;
 
+   // Respect the current viewport
+   mNamedTarget.setViewport(GFX->getViewport());
+
    // Tell the superclass we're about to render, preserve contents
    const bool isRenderingToTarget = _onPreRender( state, true );