diff --git a/gst-libs/gst/player/gstplayer.c b/gst-libs/gst/player/gstplayer.c
index 03ad88cb87..ddd982fa9c 100644
--- a/gst-libs/gst/player/gstplayer.c
+++ b/gst-libs/gst/player/gstplayer.c
@@ -4145,7 +4145,7 @@ gst_player_config_set_user_agent (GstStructure * config, const gchar * agent)
  * Since 1.10
  */
 gchar *
-gst_player_config_get_user_agent (GstStructure * config)
+gst_player_config_get_user_agent (const GstStructure * config)
 {
   gchar *agent = NULL;
 
@@ -4186,7 +4186,7 @@ gst_player_config_set_position_update_interval (GstStructure * config,
  * Since 1.10
  */
 guint
-gst_player_config_get_position_update_interval (GstStructure * config)
+gst_player_config_get_position_update_interval (const GstStructure * config)
 {
   guint interval = DEFAULT_POSITION_UPDATE_INTERVAL_MS;
 
diff --git a/gst-libs/gst/player/gstplayer.h b/gst-libs/gst/player/gstplayer.h
index 641af21b42..41fe267221 100644
--- a/gst-libs/gst/player/gstplayer.h
+++ b/gst-libs/gst/player/gstplayer.h
@@ -200,11 +200,11 @@ GstStructure * gst_player_get_config                  (GstPlayer * player);
 
 void           gst_player_config_set_user_agent       (GstStructure * config,
                                                        const gchar * agent);
-gchar *        gst_player_config_get_user_agent       (GstStructure * config);
+gchar *        gst_player_config_get_user_agent       (const GstStructure * config);
 
 void           gst_player_config_set_position_update_interval  (GstStructure * config,
                                                                 guint          interval);
-guint          gst_player_config_get_position_update_interval  (GstStructure * config);
+guint          gst_player_config_get_position_update_interval  (const GstStructure * config);
 
 G_END_DECLS