diff --git a/ges/ges-timeline-background-source.c b/ges/ges-timeline-background-source.c
index 73e5072332..5bc6a9b086 100644
--- a/ges/ges-timeline-background-source.c
+++ b/ges/ges-timeline-background-source.c
@@ -39,40 +39,41 @@ G_DEFINE_TYPE (GESTimelineBackgroundSource, ges_tl_bg_src,
 #define GES_TIMELINE_BACKGROUND_SOURCE_VPATTERN_TYPE\
   ges_timeline_background_source_vpattern_get_type()
 
+/* table more-or-less copied from gstvideotestsrc.c */
+static GEnumValue vpattern_enum_values[] = {
+  {GES_TRACK_VIDEO_BG_SRC_SMPTE, "SMPTE 100% color bars", "smpte"},
+  {GES_TRACK_VIDEO_BG_SRC_SNOW, "Random (television snow)", "snow"},
+  {GES_TRACK_VIDEO_BG_SRC_BLACK, "100% Black", "black"},
+  {GES_TRACK_VIDEO_BG_SRC_WHITE, "100% White", "white"},
+  {GES_TRACK_VIDEO_BG_SRC_RED, "Red", "red"},
+  {GES_TRACK_VIDEO_BG_SRC_GREEN, "Green", "green"},
+  {GES_TRACK_VIDEO_BG_SRC_BLUE, "Blue", "blue"},
+  {GES_TRACK_VIDEO_BG_SRC_CHECKERS1, "Checkers 1px", "checkers-1"},
+  {GES_TRACK_VIDEO_BG_SRC_CHECKERS2, "Checkers 2px", "checkers-2"},
+  {GES_TRACK_VIDEO_BG_SRC_CHECKERS4, "Checkers 4px", "checkers-4"},
+  {GES_TRACK_VIDEO_BG_SRC_CHECKERS8, "Checkers 8px", "checkers-8"},
+  {GES_TRACK_VIDEO_BG_SRC_CIRCULAR, "Circular", "circular"},
+  {GES_TRACK_VIDEO_BG_SRC_BLINK, "Blink", "blink"},
+  {GES_TRACK_VIDEO_BG_SRC_SMPTE75, "SMPTE 75% color bars", "smpte75"},
+  {GES_TRACK_VIDEO_BG_SRC_ZONE_PLATE, "Zone plate", "zone-plate"},
+  {GES_TRACK_VIDEO_BG_SRC_GAMUT, "Gamut checkers", "gamut"},
+  {GES_TRACK_VIDEO_BG_SRC_CHROMA_ZONE_PLATE, "Chroma zone plate",
+      "chroma-zone-plate"},
+  {0, NULL, NULL}
+};
+
 GType ges_timeline_background_source_vpattern_get_type (void);
 
 GType
 ges_timeline_background_source_vpattern_get_type (void)
 {
-  /* table more-or-less copied from gstvideotestsrc.c */
-  const static GEnumValue values[] = {
-    {GES_TRACK_VIDEO_BG_SRC_SMPTE, "SMPTE 100% color bars", "smpte"},
-    {GES_TRACK_VIDEO_BG_SRC_SNOW, "Random (television snow)", "snow"},
-    {GES_TRACK_VIDEO_BG_SRC_BLACK, "100% Black", "black"},
-    {GES_TRACK_VIDEO_BG_SRC_WHITE, "100% White", "white"},
-    {GES_TRACK_VIDEO_BG_SRC_RED, "Red", "red"},
-    {GES_TRACK_VIDEO_BG_SRC_GREEN, "Green", "green"},
-    {GES_TRACK_VIDEO_BG_SRC_BLUE, "Blue", "blue"},
-    {GES_TRACK_VIDEO_BG_SRC_CHECKERS1, "Checkers 1px", "checkers-1"},
-    {GES_TRACK_VIDEO_BG_SRC_CHECKERS2, "Checkers 2px", "checkers-2"},
-    {GES_TRACK_VIDEO_BG_SRC_CHECKERS4, "Checkers 4px", "checkers-4"},
-    {GES_TRACK_VIDEO_BG_SRC_CHECKERS8, "Checkers 8px", "checkers-8"},
-    {GES_TRACK_VIDEO_BG_SRC_CIRCULAR, "Circular", "circular"},
-    {GES_TRACK_VIDEO_BG_SRC_BLINK, "Blink", "blink"},
-    {GES_TRACK_VIDEO_BG_SRC_SMPTE75, "SMPTE 75% color bars", "smpte75"},
-    {GES_TRACK_VIDEO_BG_SRC_ZONE_PLATE, "Zone plate", "zone-plate"},
-    {GES_TRACK_VIDEO_BG_SRC_GAMUT, "Gamut checkers", "gamut"},
-    {GES_TRACK_VIDEO_BG_SRC_CHROMA_ZONE_PLATE, "Chroma zone plate",
-        "chroma-zone-plate"},
-    {0, NULL, NULL}
-  };
 
   static gsize once = 0;
   static GType theType = 0;
 
   if (g_once_init_enter (&once)) {
     theType = g_enum_register_static ("GESTimelineBackgroundSourceVPattern",
-        values);
+        vpattern_enum_values);
     g_once_init_leave (&once, 1);
   };