diff --git a/eo/src/es/Makefile.am b/eo/src/es/Makefile.am
index b30a704a..8c01cf15 100644
--- a/eo/src/es/Makefile.am
+++ b/eo/src/es/Makefile.am
@@ -6,9 +6,14 @@
 
 INCLUDES = -I$(top_builddir)/src
 lib_LIBRARIES = libes.a
-libes_a_SOURCES = make_algo_scalar_real.cpp make_checkpoint_real.cpp  make_continue_real.cpp make_genotype_real.cpp make_op_real.cpp make_pop_real.cpp make_run_real.cpp make_algo_scalar_es.cpp make_checkpoint_es.cpp make_continue_es.cpp make_genotype_es.cpp make_op_es.cpp make_pop_es.cpp make_run_es.cpp
+libes_a_SOURCES = make_algo_scalar_real.cpp make_checkpoint_real.cpp  make_continue_real.cpp \
+make_genotype_real.cpp make_op_real.cpp make_pop_real.cpp make_run_real.cpp make_algo_scalar_es.cpp \
+make_checkpoint_es.cpp make_continue_es.cpp make_genotype_es.cpp make_op_es.cpp make_pop_es.cpp \
+make_run_es.cpp
 
 CPPFLAGS = -Wall
 CXXFLAGS = 
 libeoincdir = $(includedir)/eo/es
-libeoinc_HEADERS = eoEsChromInit.h eoEsFull.h eoEsMutate.h eoEsMutationInit.h eoEsSimple.h eoEsStdev.h  eoNormalMutation.h eoReal.h eoRealOp.h eoEsGlobalXover.h eoEsStandardXover.h eoRealAtomXover.h
+libeoinc_HEADERS = eoEsChromInit.h eoEsFull.h eoEsMutate.h eoEsMutationInit.h \
+eoEsSimple.h eoEsStdev.h eoNormalMutation.h eoReal.h eoRealOp.h eoEsGlobalXover.h \
+eoEsStandardXover.h eoRealAtomXover.h eoRealInitBounded.h eoSBXcross.h