diff --git a/lib/compress/zstd_compress.c b/lib/compress/zstd_compress.c
index f88cc82f..f7f571e8 100644
--- a/lib/compress/zstd_compress.c
+++ b/lib/compress/zstd_compress.c
@@ -2308,7 +2308,7 @@ static size_t ZSTD_compressBlock_internal(ZSTD_CCtx* zc,
 
     if (frame &&
         /* We don't want to emit our first block as a RLE even if it qualifies because
-         * doing so will cause the decoder to throw a "should consume all input error."
+         * doing so will cause the decoder (cli only) to throw a "should consume all input error."
          * This is only an issue for zstd <= v1.4.3
          */
         !zc->isFirstBlock &&