diff --git a/cvsgraph/Makefile.in b/cvsgraph/Makefile.in

index dc91b69..6560907 100644

--- a/cvsgraph/Makefile.in

+++ b/cvsgraph/Makefile.in

@@ -54,7 +54,7 @@ PROGRAMS = $(bin_PROGRAMS)

 am_cvsgraph_OBJECTS = cvsgraph.$(OBJEXT) readconf.$(OBJEXT) \

 	utils.$(OBJEXT) rcsy.$(OBJEXT) rcsl.$(OBJEXT)

 cvsgraph_OBJECTS = $(am_cvsgraph_OBJECTS)

-cvsgraph_LDADD = $(LDADD)

+cvsgraph_LDADD = $(LDADD) -lm

 DEFAULT_INCLUDES = -I.@am__isrc@

 depcomp = $(SHELL) $(top_srcdir)/depcomp

 am__depfiles_maybe = depfiles