diff --git a/gvc-mixer-card.c b/gvc-mixer-card.c
index fbc29f6..90ede98 100644
--- a/gvc-mixer-card.c
+++ b/gvc-mixer-card.c
@@ -315,6 +315,15 @@ gvc_mixer_card_profile_compare (GvcMixerCardProfile *a,
         return -1;
 }
 
+static void
+free_profile (GvcMixerCardProfile *p)
+{
+        g_free (p->profile);
+        g_free (p->human_profile);
+        g_free (p->status);
+        g_free (p);
+}
+
 /**
  * gvc_mixer_card_set_profiles:
  * @profiles: (transfer full) (element-type GvcMixerCardProfile):
@@ -324,8 +333,8 @@ gvc_mixer_card_set_profiles (GvcMixerCard *card,
                              GList        *profiles)
 {
         g_return_val_if_fail (GVC_IS_MIXER_CARD (card), FALSE);
-        g_return_val_if_fail (card->priv->profiles == NULL, FALSE);
 
+        g_list_free_full (card->priv->profiles, (GDestroyNotify) free_profile);
         card->priv->profiles = g_list_sort (profiles, (GCompareFunc) gvc_mixer_card_profile_compare);
 
         return TRUE;
@@ -530,15 +539,6 @@ gvc_mixer_card_new (pa_context *context,
         return GVC_MIXER_CARD (object);
 }
 
-static void
-free_profile (GvcMixerCardProfile *p)
-{
-        g_free (p->profile);
-        g_free (p->human_profile);
-        g_free (p->status);
-        g_free (p);
-}
-
 static void
 gvc_mixer_card_finalize (GObject *object)
 {