diff --git a/bfd/ChangeLog b/bfd/ChangeLog
index 47e5024d0bc..95cf8d7f537 100644
--- a/bfd/ChangeLog
+++ b/bfd/ChangeLog
@@ -1,3 +1,9 @@
+2015-04-09  H.J. Lu  <hongjiu.lu@intel.com>
+
+	* compress.c (bfd_compress_section_contents): Update comments.
+	(bfd_init_section_decompress_status): Likewise.
+	(bfd_init_section_compress_status): Likewise.
+
 2015-04-09  H.J. Lu  <hongjiu.lu@intel.com>
 
 	* elfxx-target.h (TARGET_BIG_SYM): Add BFD_COMPRESS_GABI to
diff --git a/bfd/compress.c b/bfd/compress.c
index 17b24e8ad02..7945344a8ca 100644
--- a/bfd/compress.c
+++ b/bfd/compress.c
@@ -64,8 +64,7 @@ decompress_contents (bfd_byte *compressed_buffer,
 /* Compress data of the size specified in @var{uncompressed_size}
    and pointed to by @var{uncompressed_buffer} using zlib and store
    as the contents field.  This function assumes the contents
-   field was allocated using bfd_malloc() or equivalent.  If zlib
-   is not installed on this machine, the input is unmodified.
+   field was allocated using bfd_malloc() or equivalent.
 
    Return the uncompressed size if the full section contents is
    compressed successfully.  Otherwise return 0.  */
@@ -449,8 +448,7 @@ DESCRIPTION
 	DECOMPRESS_SECTION_SIZED.
 
 	Return @code{FALSE} if the section is not a valid compressed
-	section or zlib is not installed on this machine.  Otherwise,
-	return @code{TRUE}.
+	section.  Otherwise, return @code{TRUE}.
 */
 
 bfd_boolean
@@ -511,8 +509,7 @@ DESCRIPTION
 	compressed size and set compress_status to COMPRESS_SECTION_DONE.
 
 	Return @code{FALSE} if the section is not a valid compressed
-	section or zlib is not installed on this machine.  Otherwise,
-	return @code{TRUE}.
+	section.  Otherwise, return @code{TRUE}.
 */
 
 bfd_boolean