diff --git a/libs/libtorrent/BUILD b/libs/libtorrent/BUILD
index d2de26d12a7..9b7190379c0 100644
--- a/libs/libtorrent/BUILD
+++ b/libs/libtorrent/BUILD
@@ -1,7 +1,8 @@
-(
 
-  bad_flags -fomit-frame-pointer
+  bad_flags -fomit-frame-pointer &&
+
+  LDFLAGS+=" -lz" &&
+
   default_build  &&
-  gather_docs TODO
 
-) > $C_FIFO 2>&1
+  gather_docs TODO
diff --git a/libs/libtorrent/DETAILS b/libs/libtorrent/DETAILS
index 7ff709a1088..e9d3da6e184 100644
--- a/libs/libtorrent/DETAILS
+++ b/libs/libtorrent/DETAILS
@@ -1,11 +1,11 @@
           MODULE=libtorrent
-         VERSION=0.13.2
+         VERSION=0.13.4
           SOURCE=$MODULE-$VERSION.tar.gz
       SOURCE_URL=http://libtorrent.rakshasa.no/downloads
-      SOURCE_VFY=sha1:4f34a744fbe10c54aaf53d34681fabc1a49d7257
+      SOURCE_VFY=sha1:3a3ca87054d020bc376abe2c1ea15bbbaef31131
         WEB_SITE=http://libtorrent.rakshasa.no
          ENTERED=20060704
-         UPDATED=20120506
+         UPDATED=20141026
            SHORT="A BitTorrent library written in C++"
 
 cat << EOF