diff --git a/export/Makefile.tests.export b/export/Makefile.tests.export
index c16a6a91a..f66548d49 100644
--- a/export/Makefile.tests.export
+++ b/export/Makefile.tests.export
@@ -47,7 +47,8 @@ check4:: $(TEST4)
  endif
 endif
 
-CXXTEST2SRC = $(TEST2).cc $(TEST2)-core.cc $(TEST2)-permute.cc $(TEST2)-1body.cc $(TEST2)-boys.cc $(TEST2)-c-api.cc unit/c-api-util.cc
+CXXTEST2SRC = $(TEST2).cc $(TEST2)-core.cc $(TEST2)-permute.cc $(TEST2)-1body.cc $(TEST2)-2body.cc \
+              $(TEST2)-core-ints.cc $(TEST2)-c-api.cc unit/c-api-util.cc
 CXXTEST2OBJ = $(CXXTEST2SRC:%.cc=%.o)
 CXXTEST2DEP = $(CXXTEST2SRC:%.cc=%.$(DEPSUF))
 CTEST2SRC = unit/c-api.c