diff --git a/decoder/ixheaacd_bitbuffer.c b/decoder/ixheaacd_bitbuffer.c
index 3c25161..9cd404a 100644
--- a/decoder/ixheaacd_bitbuffer.c
+++ b/decoder/ixheaacd_bitbuffer.c
@@ -118,29 +118,6 @@ UWORD32 ixheaacd_aac_read_byte(UWORD8 **ptr_read_next, WORD32 *bit_pos,
   return 1;
 }
 
-UWORD32 ixheaacd_aac_read_2bytes(UWORD8 **ptr_read_next, WORD32 *bit_pos,
-                                 WORD32 *readword) {
-  UWORD8 *v = *ptr_read_next;
-  WORD32 bits_consumed = *bit_pos;
-
-  if ((bits_consumed - 16) >= 0) {
-    *readword = (*readword << 8) | *v;
-    v++;
-    *readword = (*readword << 8) | *v;
-    v++;
-    bits_consumed -= 16;
-
-  } else if ((bits_consumed - 8) >= 0) {
-    *readword = (*readword << 8) | *v;
-    v++;
-    bits_consumed -= 8;
-  }
-
-  *bit_pos = bits_consumed;
-  *ptr_read_next = v;
-  return 1;
-}
-
 UWORD32 ixheaacd_aac_read_byte_corr1(UWORD8 **ptr_read_next,
                                      WORD32 *ptr_bit_pos, WORD32 *readword,
                                      UWORD8 *p_bit_buf_end) {
diff --git a/decoder/ixheaacd_bitbuffer.h b/decoder/ixheaacd_bitbuffer.h
index 2db8db6..7ddb462 100644
--- a/decoder/ixheaacd_bitbuffer.h
+++ b/decoder/ixheaacd_bitbuffer.h
@@ -113,9 +113,6 @@ UWORD32 ixheaacd_aac_showbits_32(UWORD8 *ptr_read_next);
 UWORD32 ixheaacd_aac_read_byte(UWORD8 **ptr_read_next, WORD32 *bit_pos,
                                WORD32 *readword);
 
-UWORD32 ixheaacd_aac_read_2bytes(UWORD8 **ptr_read_next, WORD32 *bit_pos,
-                                 WORD32 *readword);
-
 UWORD32 ixheaacd_aac_read_byte_corr(UWORD8 **ptr_read_next, WORD32 *ptr_bit_pos,
                                     WORD32 *readword, UWORD8 *p_bit_buf_end);
 
diff --git a/decoder/ixheaacd_longblock.c b/decoder/ixheaacd_longblock.c
index 18a62ec..8439645 100644
--- a/decoder/ixheaacd_longblock.c
+++ b/decoder/ixheaacd_longblock.c
@@ -246,7 +246,8 @@ VOID ixheaacd_read_scale_factor_data(
             noise_start_value = temp;
             bit_pos += 9;
 
-            ixheaacd_aac_read_2bytes(&ptr_read_next, &bit_pos, &read_word);
+            ixheaacd_aac_read_byte_corr1(&ptr_read_next, &bit_pos, &read_word,
+                                         it_bit_buff->ptr_bit_buf_end);
 
             norm_value = noise_start_value - 256;
             ptr_pns_info->pns_active = 1;
diff --git a/decoder/ixheaacd_spectrum_dec.c b/decoder/ixheaacd_spectrum_dec.c
index dff3713..c0b663c 100644
--- a/decoder/ixheaacd_spectrum_dec.c
+++ b/decoder/ixheaacd_spectrum_dec.c
@@ -278,7 +278,8 @@ VOID ixheaacd_section_data(ia_usac_data_struct *usac_data,
         ixheaacd_huffman_decode(read_word1, &index, &length, hscf, idx_tab);
 
         bit_pos += length;
-        ixheaacd_aac_read_2bytes(&ptr_read_next, &bit_pos, &read_word);
+        ixheaacd_aac_read_byte_corr1(&ptr_read_next, &bit_pos, &read_word,
+                                     g_bs->ptr_bit_buf_end);
         norm_val = index - 60;
 
         if (cb_num > NOISE_HCB) {