diff --git a/mex/sources/Makefile.am b/mex/sources/Makefile.am
index 7444143f907b4d09cef614d06b33f3631dfc7bf1..41b94ffa67d9bd6a879dbca859f322daabaacc53 100644
--- a/mex/sources/Makefile.am
+++ b/mex/sources/Makefile.am
@@ -14,7 +14,8 @@ EXTRA_DIST = \
 	kalman_steady_state \
 	ms-sbvar \
 	block_kalman_filter \
-	sobol
+	sobol \
+	local_state_space_iterations
 
 clean-local:
 	rm -rf `find mex/sources -name *.o`