diff --git a/cogl/cogl/driver/gl/cogl-framebuffer-gl-private.h b/cogl/cogl/driver/gl/cogl-framebuffer-gl-private.h
index 4bdd076a6..3f3f6b7c8 100644
--- a/cogl/cogl/driver/gl/cogl-framebuffer-gl-private.h
+++ b/cogl/cogl/driver/gl/cogl-framebuffer-gl-private.h
@@ -49,6 +49,8 @@ struct _CoglGlFramebufferClass
 
   void (* bind) (CoglGlFramebuffer *gl_framebuffer,
                  GLenum             target);
+
+  void (* flush_stereo_mode_state) (CoglGlFramebuffer *gl_framebuffer);
 };
 
 void
diff --git a/cogl/cogl/driver/gl/cogl-framebuffer-gl.c b/cogl/cogl/driver/gl/cogl-framebuffer-gl.c
index d7407bee5..6e807fa71 100644
--- a/cogl/cogl/driver/gl/cogl-framebuffer-gl.c
+++ b/cogl/cogl/driver/gl/cogl-framebuffer-gl.c
@@ -194,40 +194,10 @@ cogl_gl_framebuffer_flush_front_face_winding_state (CoglGlFramebuffer *gl_frameb
 static void
 cogl_gl_framebuffer_flush_stereo_mode_state (CoglGlFramebuffer *gl_framebuffer)
 {
-  CoglFramebufferDriver *driver = COGL_FRAMEBUFFER_DRIVER (gl_framebuffer);
-  CoglFramebuffer *framebuffer =
-    cogl_framebuffer_driver_get_framebuffer (driver);
-  CoglContext *ctx = cogl_framebuffer_get_context (framebuffer);
-  GLenum draw_buffer = GL_BACK;
+  CoglGlFramebufferClass *klass =
+    COGL_GL_FRAMEBUFFER_GET_CLASS (gl_framebuffer);
 
-  if (COGL_IS_OFFSCREEN (framebuffer))
-    return;
-
-  if (!ctx->glDrawBuffer)
-    return;
-
-  /* The one-shot default draw buffer setting in _cogl_framebuffer_gl_bind
-   * must have already happened. If not it would override what we set here. */
-  g_assert (ctx->was_bound_to_onscreen);
-
-  switch (cogl_framebuffer_get_stereo_mode (framebuffer))
-    {
-    case COGL_STEREO_BOTH:
-      draw_buffer = GL_BACK;
-      break;
-    case COGL_STEREO_LEFT:
-      draw_buffer = GL_BACK_LEFT;
-      break;
-    case COGL_STEREO_RIGHT:
-      draw_buffer = GL_BACK_RIGHT;
-      break;
-    }
-
-  if (ctx->current_gl_draw_buffer != draw_buffer)
-    {
-      GE (ctx, glDrawBuffer (draw_buffer));
-      ctx->current_gl_draw_buffer = draw_buffer;
-    }
+  klass->flush_stereo_mode_state (gl_framebuffer);
 }
 
 void
diff --git a/cogl/cogl/driver/gl/cogl-gl-framebuffer-back.c b/cogl/cogl/driver/gl/cogl-gl-framebuffer-back.c
index 4788bb9be..cc2510fe5 100644
--- a/cogl/cogl/driver/gl/cogl-gl-framebuffer-back.c
+++ b/cogl/cogl/driver/gl/cogl-gl-framebuffer-back.c
@@ -227,6 +227,42 @@ cogl_gl_framebuffer_back_bind (CoglGlFramebuffer *gl_framebuffer,
     }
 }
 
+static void
+cogl_gl_framebuffer_back_flush_stereo_mode_state (CoglGlFramebuffer *gl_framebuffer)
+{
+  CoglFramebufferDriver *driver = COGL_FRAMEBUFFER_DRIVER (gl_framebuffer);
+  CoglFramebuffer *framebuffer =
+    cogl_framebuffer_driver_get_framebuffer (driver);
+  CoglContext *ctx = cogl_framebuffer_get_context (framebuffer);
+  GLenum draw_buffer = GL_BACK;
+
+  if (!ctx->glDrawBuffer)
+    return;
+
+  /* The one-shot default draw buffer setting in _cogl_framebuffer_gl_bind
+   * must have already happened. If not it would override what we set here. */
+  g_assert (ctx->was_bound_to_onscreen);
+
+  switch (cogl_framebuffer_get_stereo_mode (framebuffer))
+    {
+    case COGL_STEREO_BOTH:
+      draw_buffer = GL_BACK;
+      break;
+    case COGL_STEREO_LEFT:
+      draw_buffer = GL_BACK_LEFT;
+      break;
+    case COGL_STEREO_RIGHT:
+      draw_buffer = GL_BACK_RIGHT;
+      break;
+    }
+
+  if (ctx->current_gl_draw_buffer != draw_buffer)
+    {
+      GE (ctx, glDrawBuffer (draw_buffer));
+      ctx->current_gl_draw_buffer = draw_buffer;
+    }
+}
+
 CoglGlFramebufferBack *
 cogl_gl_framebuffer_back_new (CoglFramebuffer                    *framebuffer,
                               const CoglFramebufferDriverConfig  *driver_config,
@@ -262,4 +298,6 @@ cogl_gl_framebuffer_back_class_init (CoglGlFramebufferBackClass *klass)
   driver_class->discard_buffers = cogl_gl_framebuffer_back_discard_buffers;
 
   gl_framebuffer_class->bind = cogl_gl_framebuffer_back_bind;
+  gl_framebuffer_class->flush_stereo_mode_state =
+    cogl_gl_framebuffer_back_flush_stereo_mode_state;
 }
diff --git a/cogl/cogl/driver/gl/cogl-gl-framebuffer-fbo.c b/cogl/cogl/driver/gl/cogl-gl-framebuffer-fbo.c
index 0a9bbd680..e1cd38792 100644
--- a/cogl/cogl/driver/gl/cogl-gl-framebuffer-fbo.c
+++ b/cogl/cogl/driver/gl/cogl-gl-framebuffer-fbo.c
@@ -214,6 +214,24 @@ cogl_gl_framebuffer_fbo_bind (CoglGlFramebuffer *gl_framebuffer,
   GE (ctx, glBindFramebuffer (target, gl_framebuffer_fbo->gl_fbo.fbo_handle));
 }
 
+static void
+cogl_gl_framebuffer_fbo_flush_stereo_mode_state (CoglGlFramebuffer *gl_framebuffer)
+{
+  CoglFramebufferDriver *driver = COGL_FRAMEBUFFER_DRIVER (gl_framebuffer);
+  CoglFramebuffer *framebuffer =
+    cogl_framebuffer_driver_get_framebuffer (driver);
+
+  switch (cogl_framebuffer_get_stereo_mode (framebuffer))
+    {
+    case COGL_STEREO_BOTH:
+      break;
+    case COGL_STEREO_LEFT:
+    case COGL_STEREO_RIGHT:
+      g_warn_if_reached ();
+      break;
+    }
+}
+
 static GList *
 try_creating_renderbuffers (CoglContext                *ctx,
                             int                         width,
@@ -636,4 +654,6 @@ cogl_gl_framebuffer_fbo_class_init (CoglGlFramebufferFboClass *klass)
   driver_class->discard_buffers = cogl_gl_framebuffer_fbo_discard_buffers;
 
   gl_framebuffer_class->bind = cogl_gl_framebuffer_fbo_bind;
+  gl_framebuffer_class->flush_stereo_mode_state =
+    cogl_gl_framebuffer_fbo_flush_stereo_mode_state;
 }