diff --git a/gdb/doc/gdb.texinfo b/gdb/doc/gdb.texinfo
index 5f39d2e..32e63e1 100644
--- a/gdb/doc/gdb.texinfo
+++ b/gdb/doc/gdb.texinfo
@@ -40144,6 +40144,9 @@ memory address.  It is a displacement of absolute memory address against
 address the file was prelinked to during the library load.
 @item
 @code{l_ld}, which is memory address of the @code{PT_DYNAMIC} segment
+@item
+@code{build-id}, hex encoded @code{.note.gnu.build-id} section, if such
+section exists.
 @end itemize
 
 Additionally the single @code{main-lm} attribute specifies address of
@@ -40161,7 +40164,8 @@ looks like this:
   <library name="/lib/ld-linux.so.2" lm="0xe4f51c" l_addr="0xe2d000"
            l_ld="0xe4eefc"/>
   <library name="/lib/libc.so.6" lm="0xe4fbe8" l_addr="0x154000"
-           l_ld="0x152350"/>
+           l_ld="0x152350" build-id="040000001400000003000000474e5500\
+	   829afccf7cc41e62934766d96223fe72480854e"/>
 </library-list-svr>
 @end smallexample
 
@@ -40177,6 +40181,7 @@ The format of an SVR4 library list is described by this DTD:
 <!ATTLIST library            lm      CDATA   #REQUIRED>
 <!ATTLIST library            l_addr  CDATA   #REQUIRED>
 <!ATTLIST library            l_ld    CDATA   #REQUIRED>
+<!ATTLIST library            build-id CDATA  #IMPLIED>
 @end smallexample
 
 @node Memory Map Format