diff --git a/subprojects/gst-plugins-good/ext/vpx/gstvp8enc.c b/subprojects/gst-plugins-good/ext/vpx/gstvp8enc.c
index 93ef43e83b..5222c970a1 100644
--- a/subprojects/gst-plugins-good/ext/vpx/gstvp8enc.c
+++ b/subprojects/gst-plugins-good/ext/vpx/gstvp8enc.c
@@ -89,11 +89,11 @@ static void
 gst_vp8_enc_user_data_free (GstVP8EncUserData * user_data)
 {
   if (user_data->image)
-    g_slice_free (vpx_image_t, user_data->image);
+    g_free (user_data->image);
 
   g_list_foreach (user_data->invisible, (GFunc) _gst_mini_object_unref0, NULL);
   g_list_free (user_data->invisible);
-  g_slice_free (GstVP8EncUserData, user_data);
+  g_free (user_data);
 }
 
 static vpx_codec_iface_t *gst_vp8_enc_get_algo (GstVPXEnc * enc);
@@ -317,7 +317,7 @@ gst_vp8_enc_process_frame_user_data (GstVPXEnc * enc,
   }
 
   if (user_data->image)
-    g_slice_free (vpx_image_t, user_data->image);
+    g_free (user_data->image);
   user_data->image = NULL;
   return user_data;
 }
@@ -343,7 +343,7 @@ gst_vp8_enc_set_frame_user_data (GstVPXEnc * enc, GstVideoCodecFrame * frame,
     vpx_image_t * image)
 {
   GstVP8EncUserData *user_data;
-  user_data = g_slice_new0 (GstVP8EncUserData);
+  user_data = g_new0 (GstVP8EncUserData, 1);
   user_data->image = image;
   gst_video_codec_frame_set_user_data (frame, user_data,
       (GDestroyNotify) gst_vp8_enc_user_data_free);
diff --git a/subprojects/gst-plugins-good/ext/vpx/gstvp9enc.c b/subprojects/gst-plugins-good/ext/vpx/gstvp9enc.c
index eb75fa1d0c..e966e000c6 100644
--- a/subprojects/gst-plugins-good/ext/vpx/gstvp9enc.c
+++ b/subprojects/gst-plugins-good/ext/vpx/gstvp9enc.c
@@ -643,7 +643,7 @@ gst_vp9_enc_handle_invisible_frame_buffer (GstVPXEnc * enc, void *user_data,
 static void
 gst_vp9_enc_user_data_free (vpx_image_t * image)
 {
-  g_slice_free (vpx_image_t, image);
+  g_free (image);
 }
 
 static void
diff --git a/subprojects/gst-plugins-good/ext/vpx/gstvpxenc.c b/subprojects/gst-plugins-good/ext/vpx/gstvpxenc.c
index 612a7a59f1..2676d89809 100644
--- a/subprojects/gst-plugins-good/ext/vpx/gstvpxenc.c
+++ b/subprojects/gst-plugins-good/ext/vpx/gstvpxenc.c
@@ -2225,7 +2225,7 @@ gst_vpx_enc_finish (GstVideoEncoder * video_encoder)
 static vpx_image_t *
 gst_vpx_enc_buffer_to_image (GstVPXEnc * enc, GstVideoFrame * frame)
 {
-  vpx_image_t *image = g_slice_new (vpx_image_t);
+  vpx_image_t *image = g_new (vpx_image_t, 1);
 
   memcpy (image, &enc->image, sizeof (*image));