diff --git a/plugin/protocol/http2/include/internal/http2_common.h b/plugin/protocol/http2/include/internal/http2_common.h
index 79ed3de..8c048a8 100644
--- a/plugin/protocol/http2/include/internal/http2_common.h
+++ b/plugin/protocol/http2/include/internal/http2_common.h
@@ -65,9 +65,7 @@ http2_header_str_to_val(const char *str, size_t slen, const char * map[], unsign
 #define HTTP2_CONTENT_ENCODING_BR					BV(7)
 
 struct z_stream_st{
-    int gip;
     z_stream zst;
-    int8_t finished;
     BrotliDecoderState *brdec_state;
     BrotliEncoderState *brenc_state;
 };
@@ -86,6 +84,4 @@ void inflate_finished(struct z_stream_st **strm);
 
 void deflate_finished(struct z_stream_st **strm);
 
-void frame_display(const uint8_t *payload, uint16_t payload_len);
-
 #endif