--- libical-0.27.orig/src/libical/Makefile.am	2007-02-27 23:27:56.000000000 +0100
+++ libical-0.27/src/libical/Makefile.am	2007-11-27 15:08:38.000000000 +0100
@@ -47,7 +47,7 @@
 	-I$(top_builddir)/src	\
 	-I$(srcdir)
 
-libical_la_LDFLAGS = -version-info 27:6:27
+libical_la_LDFLAGS = -version-info 27:6:27 $(PTHREAD_LIBS)
 
 
 libical_la_SOURCES =		\