diff --git a/cmake/modules/Makefile.am b/cmake/modules/Makefile.am
index f9d2b9aced3f7ce6bbf41b9a55f52a3fef855eed..b7f1f3da752e0dcca6e4d7cff03e2315d2aefa1e 100644
--- a/cmake/modules/Makefile.am
+++ b/cmake/modules/Makefile.am
@@ -3,4 +3,4 @@ modulesdir = $(datadir)/dune/cmake/modules
 dist_modules_DATA = ${MODULES}
 
 include $(top_srcdir)/am/global-rules
-EXTRA_DIST = CMakeLists.txt
+EXTRA_DIST = CMakeLists.txt AddIPOptflags.cmake DuneSolversMacros.cmake FindIPOpt.cmake