diff --git a/sys/v4l2/gstv4l2object.c b/sys/v4l2/gstv4l2object.c
index 1f4b84e2fc..816b42c911 100644
--- a/sys/v4l2/gstv4l2object.c
+++ b/sys/v4l2/gstv4l2object.c
@@ -1753,7 +1753,7 @@ gst_v4l2_object_add_interlace_mode (GstV4l2Object * v4l2object,
 {
   struct v4l2_format fmt;
   GValue interlace_formats = { 0, };
-  GstVideoInterlaceMode interlace_mode;
+  GstVideoInterlaceMode interlace_mode, prev = -1;
 
   const gchar *mode_strings[] = { "progressive",
     "interleaved",
@@ -1784,6 +1784,7 @@ gst_v4l2_object_add_interlace_mode (GstV4l2Object * v4l2object,
     g_value_init (&interlace_enum, G_TYPE_STRING);
     g_value_set_string (&interlace_enum, mode_strings[interlace_mode]);
     gst_value_list_append_and_take_value (&interlace_formats, &interlace_enum);
+    prev = interlace_mode;
   }
 
   memset (&fmt, 0, sizeof (fmt));
@@ -1794,7 +1795,8 @@ gst_v4l2_object_add_interlace_mode (GstV4l2Object * v4l2object,
   fmt.fmt.pix.field = V4L2_FIELD_INTERLACED;
 
   if (gst_v4l2_object_try_fmt (v4l2object, &fmt) == 0 &&
-      gst_v4l2_object_get_interlace_mode (fmt.fmt.pix.field, &interlace_mode)) {
+      gst_v4l2_object_get_interlace_mode (fmt.fmt.pix.field, &interlace_mode) &&
+      prev != interlace_mode) {
     GValue interlace_enum = { 0, };
     g_value_init (&interlace_enum, G_TYPE_STRING);
     g_value_set_string (&interlace_enum, mode_strings[interlace_mode]);