diff --git a/modules/seq/alg/src/CMakeLists.txt b/modules/seq/alg/src/CMakeLists.txt
index ea32bbd6cb8c98977e6d0933f132edc7a33d93c7..f97ba489ec77b6d002c5550c29d489b83b68c5e0 100644
--- a/modules/seq/alg/src/CMakeLists.txt
+++ b/modules/seq/alg/src/CMakeLists.txt
@@ -19,6 +19,8 @@ subst_weight_matrix.hh
 variance_map.hh
 data/default_contact_weight_matrix.hh
 data/default_pair_subst_weight_matrix.hh
+hmm_pseudo_counts.hh
+hmm_score.hh
 )
 
 set(OST_SEQ_ALG_SOURCES
@@ -38,6 +40,8 @@ sequence_identity.cc
 sequence_similarity.cc
 subst_weight_matrix.cc
 variance_map.cc
+hmm_pseudo_counts.cc
+hmm_score.cc
 )
 
 module(NAME seq_alg HEADER_OUTPUT_DIR ost/seq/alg SOURCES ${OST_SEQ_ALG_SOURCES}