Unable to install plugin on ubuntu18.04

[venkat-kittu]

While installing i am getting below error

CC src/denoise.lo
src/denoise.c: In function ‘rnnoise_init’:
src/denoise.c:328:12: error: ‘RNNState {aka struct RNNState}’ has no member named ‘model’
st->rnn.model = model;
^
src/denoise.c:330:12: error: ‘RNNState {aka struct RNNState}’ has no member named ‘model’
st->rnn.model = &model_cb;
^
src/denoise.c:331:56: error: ‘RNNState {aka struct RNNState}’ has no member named ‘model’
st->rnn.vad_gru_state = calloc(sizeof(float), st->rnn.model->vad_gru_size);
^
src/denoise.c:332:58: error: ‘RNNState {aka struct RNNState}’ has no member named ‘model’
st->rnn.noise_gru_state = calloc(sizeof(float), st->rnn.model->noise_gru_size);
^
src/denoise.c:333:60: error: ‘RNNState {aka struct RNNState}’ has no member named ‘model’
st->rnn.denoise_gru_state = calloc(sizeof(float), st->rnn.model->denoise_gru_size);
^
Makefile:625: recipe for target 'src/denoise.lo' failed
make[1]: *** [src/denoise.lo] Error 1