diff --git a/examples/blockStreaming_lineByLine.c b/examples/blockStreaming_lineByLine.c
index 19c3345..3047a3a 100644
--- a/examples/blockStreaming_lineByLine.c
+++ b/examples/blockStreaming_lineByLine.c
@@ -65,7 +65,7 @@ static void test_compress(
 
         {
             const int cmpBytes = LZ4_compress_fast_continue(
-                lz4Stream, inpPtr, cmpBuf, inpBytes, cmpBufBytes, 1);
+                lz4Stream, inpPtr, cmpBuf, inpBytes, (int) cmpBufBytes, 1);
             if (cmpBytes <= 0) break;
             write_uint16(outFp, (uint16_t) cmpBytes);
             write_bin(outFp, cmpBuf, cmpBytes);