diff --git a/libisoburn/trunk/Makefile.am b/libisoburn/trunk/Makefile.am
index 7f941481..d0077ea0 100644
--- a/libisoburn/trunk/Makefile.am
+++ b/libisoburn/trunk/Makefile.am
@@ -75,6 +75,7 @@ libisoburn_libisoburn_la_SOURCES = \
 	xorriso/xorriso_buildstamp.h
 
 libisoburn_libisoburn_la_LIBADD = \
+	$(THREAD_LIBS) \
 	-lisofs \
 	-lburn
 
diff --git a/libisoburn/trunk/xorriso/xorriso_timestamp.h b/libisoburn/trunk/xorriso/xorriso_timestamp.h
index 03bfbda1..4af16a4c 100644
--- a/libisoburn/trunk/xorriso/xorriso_timestamp.h
+++ b/libisoburn/trunk/xorriso/xorriso_timestamp.h
@@ -1 +1 @@
-#define Xorriso_timestamP "2015.08.17.200910"
+#define Xorriso_timestamP "2015.08.19.122832"