diff --git a/gst/audiomixmatrix/gstaudiomixmatrix.c b/gst/audiomixmatrix/gstaudiomixmatrix.c
index a28ac57fca..ec336337e5 100644
--- a/gst/audiomixmatrix/gstaudiomixmatrix.c
+++ b/gst/audiomixmatrix/gstaudiomixmatrix.c
@@ -68,10 +68,6 @@
 #include "config.h"
 #endif
 
-/* FIXME 2.0: suppress warnings for deprecated API such as GValueArray
- * with newer GLib versions (>= 2.31.0) */
-#define GLIB_DISABLE_DEPRECATION_WARNINGS
-
 #include "gstaudiomixmatrix.h"
 
 #include <gst/gst.h>
@@ -89,7 +85,6 @@ enum
   PROP_IN_CHANNELS,
   PROP_OUT_CHANNELS,
   PROP_MATRIX,
-  PROP_MATRIX_VALUE_ARRAY,
   PROP_CHANNEL_MASK,
   PROP_MODE
 };
@@ -194,16 +189,6 @@ gst_audio_mix_matrix_class_init (GstAudioMixMatrixClass * klass)
                   G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS),
               G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS),
           G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
-  g_object_class_install_property (gobject_class, PROP_MATRIX_VALUE_ARRAY,
-      g_param_spec_value_array ("matrix-value-array",
-          "Input/output channel matrix (GValueArray)",
-          "Transformation matrix (GValueArray) for input/output channels",
-          g_param_spec_value_array ("matrix-va-in1", "rows", "rows",
-              g_param_spec_double ("matrix-va-in2", "cols", "cols",
-                  -1, 1, 0,
-                  G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS),
-              G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS),
-          G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
   g_object_class_install_property (gobject_class, PROP_CHANNEL_MASK,
       g_param_spec_uint64 ("channel-mask",
           "Output channel mask",
@@ -343,35 +328,6 @@ gst_audio_mix_matrix_set_property (GObject * object, guint prop_id,
       gst_audio_mix_matrix_convert_s32_matrix (self);
       break;
     }
-    case PROP_MATRIX_VALUE_ARRAY:{
-      gint in, out;
-      GValueArray *a;
-
-      if (self->matrix)
-        g_free (self->matrix);
-      self->matrix = g_new (gdouble, self->in_channels * self->out_channels);
-
-      a = g_value_get_boxed (value);
-      g_return_if_fail (a->n_values == self->out_channels);
-      for (out = 0; out < self->out_channels; out++) {
-        const GValue *row = g_value_array_get_nth (a, out);
-        GValueArray *ra = g_value_get_boxed (row);
-
-        g_return_if_fail (ra->n_values == self->in_channels);
-        for (in = 0; in < self->in_channels; in++) {
-          const GValue *itm;
-          gdouble coefficient;
-
-          itm = g_value_array_get_nth (ra, in);
-          g_return_if_fail (G_VALUE_HOLDS_DOUBLE (itm));
-          coefficient = g_value_get_double (itm);
-          self->matrix[out * self->in_channels + in] = coefficient;
-        }
-      }
-      gst_audio_mix_matrix_convert_s16_matrix (self);
-      gst_audio_mix_matrix_convert_s32_matrix (self);
-      break;
-    }
     case PROP_CHANNEL_MASK:
       self->channel_mask = g_value_get_uint64 (value);
       break;
@@ -415,29 +371,6 @@ gst_audio_mix_matrix_get_property (GObject * object, guint prop_id,
       }
       break;
     }
-    case PROP_MATRIX_VALUE_ARRAY:{
-      gint in, out;
-      GValueArray *a = g_value_array_new (self->out_channels);
-
-      for (out = 0; out < self->out_channels; out++) {
-        GValue row = G_VALUE_INIT;
-        GValueArray *ra = g_value_array_new (self->in_channels);
-
-        g_value_init (&row, G_TYPE_VALUE_ARRAY);
-        for (in = 0; in < self->in_channels; in++) {
-          GValue itm = G_VALUE_INIT;
-          g_value_init (&itm, G_TYPE_DOUBLE);
-          g_value_set_double (&itm, self->matrix[out * self->in_channels + in]);
-          g_value_array_append (ra, &itm);
-          g_value_unset (&itm);
-        }
-        g_value_take_boxed (&row, ra);
-        g_value_array_append (a, &row);
-        g_value_unset (&row);
-      }
-      g_value_take_boxed (value, a);
-      break;
-    }
     case PROP_CHANNEL_MASK:
       g_value_set_uint64 (value, self->channel_mask);
       break;