diff --git a/lib/compress/zstd_compress.c b/lib/compress/zstd_compress.c
index c21a8c982..5e81c88ca 100644
--- a/lib/compress/zstd_compress.c
+++ b/lib/compress/zstd_compress.c
@@ -2533,7 +2533,7 @@ static void ZSTD_copyBlockSequences(ZSTD_CCtx* zc)
         outSeqs[i].offset = rawOffset;
         /* seqStoreSeqs[i].offset == offCode+1, and ZSTD_updateRep() expects offCode
            so we provide seqStoreSeqs[i].offset - 1 */
-        updatedRepcodes = ZSTD_updateRep(updatedRepcodes.rep,
+        updatedRepcodes = ZSTD_updateRep(rep,
                                          seqStoreSeqs[i].offset - 1,
                                          seqStoreSeqs[i].litLength == 0);
         literalsRead += outSeqs[i].litLength;
diff --git a/lib/zstd.h b/lib/zstd.h
index 955df70f5..c5cf51e25 100644
--- a/lib/zstd.h
+++ b/lib/zstd.h
@@ -1327,6 +1327,9 @@ ZSTDLIB_API size_t ZSTD_generateSequences(ZSTD_CCtx* zc, ZSTD_Sequence* outSeqs,
  * @return : number of sequences left after merging
  */
 ZSTDLIB_API size_t ZSTD_mergeBlockDelimiters(ZSTD_Sequence* sequences, size_t seqsSize);
+ZSTDLIB_API size_t ZSTD_compressSequences_ext(void* dst, size_t dstSize,
+                                const ZSTD_Sequence* inSeqs, size_t inSeqsSize);                    
+
 
 /***************************************
 *  Memory management