diff -r -u ripperX-2.7.3.old/src/Makefile.in ripperX-2.7.3.new/src/Makefile.in
--- ripperX-2.7.3.old/src/Makefile.in	2008-01-25 10:53:50.000000000 +0100
+++ ripperX-2.7.3.new/src/Makefile.in	2013-08-07 16:14:21.000000000 +0200
@@ -43,7 +43,7 @@
 
 ripperX_LDADD = \
 	$(INTLLIBS) \
-	$(GTK_LIBS)
+	$(GTK_LIBS) -lm
 
 AM_CPPFLAGS = \
 	-DG_LOG_DOMAIN=\"ripperX\" \