diff --git a/evs/etsi-ts-126.442-3gpp-ts-26.442-v17.0.0/patch b/evs/etsi-ts-126.442-3gpp-ts-26.442-v17.0.0/patch
index 496b0ea7f..c7f0d7631 100644
--- a/evs/etsi-ts-126.442-3gpp-ts-26.442-v17.0.0/patch
+++ b/evs/etsi-ts-126.442-3gpp-ts-26.442-v17.0.0/patch
@@ -69,19 +69,20 @@ diff --git a/lib_com/prot_fx.h b/lib_com/prot_fx.h
  
  void destroy_encoder_fx( Encoder_State_fx *st_fx );
  
-@@ -654,6 +659,8 @@ Word16 gp_clip_fx(
+@@ -654,6 +659,9 @@ Word16 gp_clip_fx(
  void init_decoder_fx(
      Decoder_State_fx *st_fx           /* o:   Decoder static variables structure */
  );
 +unsigned long decoder_size(void);
 +void decoder_set_Fs(Decoder_State_fx *st_fx, unsigned long Fs);
++void decoder_inc_ini_frame(Decoder_State_fx *st);
  
  void destroy_decoder(
      Decoder_State_fx *st_fx           /* o:   Decoder static variables structure */
 diff --git a/lib_dec/init_dec_fx.c b/lib_dec/init_dec_fx.c
 --- a/lib_dec/init_dec_fx.c
 +++ b/lib_dec/init_dec_fx.c
-@@ -965,3 +965,12 @@ void destroy_decoder(
+@@ -965,3 +965,16 @@ void destroy_decoder(
  
      return;
  }
@@ -94,6 +95,10 @@ diff --git a/lib_dec/init_dec_fx.c b/lib_dec/init_dec_fx.c
 +void decoder_set_Fs(Decoder_State_fx *st_fx, unsigned long Fs) {
 +	st_fx->output_Fs_fx = Fs;
 +}
++void decoder_inc_ini_frame(Decoder_State_fx *st) {
++	if (st->ini_frame_fx < MAX_FRAME_COUNTER)
++		st->ini_frame_fx++;
++}
 diff --git a/lib_enc/init_enc_fx.c b/lib_enc/init_enc_fx.c
 --- a/lib_enc/init_enc_fx.c
 +++ b/lib_enc/init_enc_fx.c
diff --git a/evs/etsi-ts-126.443-3gpp-ts-26.443-v17.0.0/patch b/evs/etsi-ts-126.443-3gpp-ts-26.443-v17.0.0/patch
index 5b2436856..40676a988 100644
--- a/evs/etsi-ts-126.443-3gpp-ts-26.443-v17.0.0/patch
+++ b/evs/etsi-ts-126.443-3gpp-ts-26.443-v17.0.0/patch
@@ -69,19 +69,20 @@ diff --git a/lib_com/prot.h b/lib_com/prot.h
  
  short findpulse(                            /* o  : pulse position        */
      const short L_frame,                    /* i  : length of the frame   */
-@@ -651,6 +656,8 @@ void preemph(
+@@ -651,6 +656,9 @@ void preemph(
      const short L,                          /* i  : vector size        */
      float *mem                        /* i/o: memory (x[-1])     */
  );
 +unsigned long decoder_size(void);
 +void decoder_set_Fs(Decoder_State *st, unsigned long Fs);
++void decoder_inc_ini_frame(Decoder_State *st);
  
  void cb_shape(
      const short preemphFlag,                /* i  : flag for pre-emphasis                       */
 diff --git a/lib_dec/init_dec.c b/lib_dec/init_dec.c
 --- a/lib_dec/init_dec.c
 +++ b/lib_dec/init_dec.c
-@@ -653,3 +653,12 @@ void destroy_decoder(
+@@ -653,3 +653,16 @@ void destroy_decoder(
  
      return;
  }
@@ -94,6 +95,10 @@ diff --git a/lib_dec/init_dec.c b/lib_dec/init_dec.c
 +void decoder_set_Fs(Decoder_State *st, unsigned long Fs) {
 +	st->output_Fs = Fs;
 +}
++void decoder_inc_ini_frame(Decoder_State *st) {
++	if (st->ini_frame < MAX_FRAME_COUNTER)
++		st->ini_frame++;
++}
 diff --git a/lib_enc/init_enc.c b/lib_enc/init_enc.c
 --- a/lib_enc/init_enc.c
 +++ b/lib_enc/init_enc.c
diff --git a/lib/codeclib.c b/lib/codeclib.c
index 923049b29..da84c8daf 100644
--- a/lib/codeclib.c
+++ b/lib/codeclib.c
@@ -121,6 +121,7 @@ static void (*evs_enc_out)(void *, unsigned char *buf, uint16_t *len);
 static void (*evs_dec_in)(void *, char *in, uint16_t len, uint16_t amr_mode, uint16_t core_mode,
 		uint16_t q_bit, uint16_t partial_frame, uint16_t next_type);
 static void (*evs_dec_out)(void *, void *, int frame_mode); // frame_mode=1: missing
+static void (*evs_dec_inc_frame)(void *);
 static void (*evs_amr_dec_out)(void *, void *);
 static void (*evs_syn_output)(float *in, const uint16_t len, int16_t *out);
 static void (*evs_reset_enc_ind)(void *);
@@ -4535,6 +4536,8 @@ static int evs_decoder_input(decoder_t *dec, const str *data, GQueue *out) {
 					evs_amr_dec_out(dec->evs, frame->extended_data[0]);
 			}
 
+			evs_dec_inc_frame(dec->evs);
+
 			pts += n_samples;
 			g_queue_push_tail(out, frame);
 		}
@@ -4624,6 +4627,7 @@ static void evs_load_so(const char *path) {
 	evs_set_encoder_opts = dlsym_assert(evs_lib_handle, "encoder_set_opts", path);
 	evs_set_encoder_brate = dlsym_assert(evs_lib_handle, "encoder_set_brate", path);
 	evs_set_decoder_Fs = dlsym_assert(evs_lib_handle, "decoder_set_Fs", path);
+	evs_dec_inc_frame = dlsym_assert(evs_lib_handle, "decoder_inc_ini_frame", path);
 
 	// all ok