diff --git a/mex/sources/Makefile.am b/mex/sources/Makefile.am
index 0639beed333133662dd3ad6b9ab4b33e7d6ae8e1..743a4e1951310c4c6546c72d54a807dbd47c2707 100644
--- a/mex/sources/Makefile.am
+++ b/mex/sources/Makefile.am
@@ -16,7 +16,8 @@ EXTRA_DIST = \
 	block_kalman_filter \
 	sobol \
 	local_state_space_iterations \
-	linsolve
+	linsolve \
+	dmm
 
 clean-local:
 	rm -rf `find mex/sources -name *.o`