diff --git a/src/hnswinsert.c b/src/hnswinsert.c
index 221120b..4946676 100644
--- a/src/hnswinsert.c
+++ b/src/hnswinsert.c
@@ -2,6 +2,7 @@
 
 #include "access/genam.h"
 #include "access/generic_xlog.h"
+#include "common/relpath.h"
 #include "hnsw.h"
 #include "storage/block.h"
 #include "storage/buf.h"
diff --git a/src/hnswvacuum.c b/src/hnswvacuum.c
index a2fe782..a6c5b80 100644
--- a/src/hnswvacuum.c
+++ b/src/hnswvacuum.c
@@ -3,6 +3,7 @@
 #include "access/genam.h"
 #include "access/generic_xlog.h"
 #include "commands/vacuum.h"
+#include "common/relpath.h"
 #include "hnsw.h"
 #include "nodes/pg_list.h"
 #include "storage/block.h"
diff --git a/src/ivfinsert.c b/src/ivfinsert.c
index 493988c..35f3656 100644
--- a/src/ivfinsert.c
+++ b/src/ivfinsert.c
@@ -5,6 +5,7 @@
 #include "access/genam.h"
 #include "access/generic_xlog.h"
 #include "access/itup.h"
+#include "common/relpath.h"
 #include "fmgr.h"
 #include "ivfflat.h"
 #include "nodes/execnodes.h"
diff --git a/src/ivfscan.c b/src/ivfscan.c
index 80197d2..13090ba 100644
--- a/src/ivfscan.c
+++ b/src/ivfscan.c
@@ -10,6 +10,7 @@
 #include "access/tupdesc.h"
 #include "catalog/pg_operator_d.h"
 #include "catalog/pg_type_d.h"
+#include "common/relpath.h"
 #include "executor/tuptable.h"
 #include "fmgr.h"
 #include "lib/pairingheap.h"