diff --git a/src/liblzma/api/lzma/filter.h b/src/liblzma/api/lzma/filter.h
index fa612455..98b46df8 100644
--- a/src/liblzma/api/lzma/filter.h
+++ b/src/liblzma/api/lzma/filter.h
@@ -731,7 +731,7 @@ extern LZMA_API(lzma_ret) lzma_str_from_filters(
  *
  * If a filter_id is given then only one line is created which contains the
  * filter name. If LZMA_STR_ENCODER or LZMA_STR_DECODER is used then the
- * options required for encoding or decoding are listed on the same line too.
+ * supported options for encoding or decoding are listed on the same line too.
  *
  * If filter_id is LZMA_VLI_UNKNOWN then all supported .xz-compatible filters
  * are listed: