diff --git a/codecAO40.h b/codecAO40.h
index 0de54acf..52585e54 100644
--- a/codecAO40.h
+++ b/codecAO40.h
@@ -58,10 +58,5 @@ extern const unsigned char ALPHA_TO[];
     
     void interleave_symbol(int c);
 
-    int m_encoded_bytes;               /* Byte counter for encode_data() */
-    int m_ileaver_index;               /* Byte counter for interleaver */
-    unsigned char m_conv_sr;           /* Convolutional encoder shift register state */
 
-    unsigned char m_RS_block[RSBLOCKS][NROOTS]; /* RS parity blocks */
-    unsigned char m_encoded[SYMPBLOCK] ;       /* encoded symbols */
 //};