diff --git a/gtsam/inference/Makefile.am b/gtsam/inference/Makefile.am
index d1d8858f6..da84df61b 100644
--- a/gtsam/inference/Makefile.am
+++ b/gtsam/inference/Makefile.am
@@ -33,6 +33,7 @@ headers += JunctionTree.h JunctionTree-inl.h
 headers += EliminationTree.h EliminationTree-inl.h
 headers += BayesNet.h BayesNet-inl.h
 headers += BayesTree.h BayesTree-inl.h
+headers += BayesTreeCliqueBase.h BayesTreeCliqueBase-inl.h
 headers += ISAM.h ISAM-inl.h
 check_PROGRAMS += tests/testInference
 check_PROGRAMS += tests/testFactorGraph