diff --git a/MakeAM.sh b/MakeAM.sh
index a2f877a3..2abc921b 100755
--- a/MakeAM.sh
+++ b/MakeAM.sh
@@ -13,7 +13,7 @@ AUTOMAKE_OPTIONS = subdir-objects
 
 bin_PROGRAMS = magicseteditor
 AM_CXXFLAGS = @WX_CXXFLAGS@ $(BOOST_CXXFLAGS) -I. -Wall
-AM_LDFLAGS  = $(BOOST_LDFLAGS)
+AM_LDFLAGS  = $(BOOST_LDFLAGS) -lboost_system
 
 .hpp.gch:
 	target=`echo $@ | sed "s|.gch$$|.hpp|"`;\
diff --git a/Makefile.am b/Makefile.am
index de6b47cb..92b13edb 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -12,7 +12,7 @@ AUTOMAKE_OPTIONS = subdir-objects
 
 bin_PROGRAMS = magicseteditor
 AM_CXXFLAGS = @WX_CXXFLAGS@ $(BOOST_CXXFLAGS) -I. -Wall
-AM_LDFLAGS  = $(BOOST_LDFLAGS)
+AM_LDFLAGS  = $(BOOST_LDFLAGS) -lboost_system
 
 .hpp.gch:
 	target=`echo $@ | sed "s|.gch$$|.hpp|"`;\
diff --git a/Makefile.in b/Makefile.in
index 23dda01d..bcb14429 100644
--- a/Makefile.in
+++ b/Makefile.in
@@ -595,7 +595,7 @@ top_srcdir = @top_srcdir@
 # This flag allows us to use subdirectories:
 AUTOMAKE_OPTIONS = subdir-objects
 AM_CXXFLAGS = @WX_CXXFLAGS@ $(BOOST_CXXFLAGS) -I. -Wall
-AM_LDFLAGS = $(BOOST_LDFLAGS)
+AM_LDFLAGS = $(BOOST_LDFLAGS) -lboost_system
 magicseteditor_LDADD = @WX_LIBS@ $(BOOST_REGEX_LIB)
 magicseteditor_CXXFLAGS = $(AM_CXXFLAGS) $(am__append_2)