diff --git a/src/include/Makefile b/src/include/Makefile
index 8c6e888c622..a689d352b6b 100644
--- a/src/include/Makefile
+++ b/src/include/Makefile
@@ -20,7 +20,7 @@ all: pg_config.h pg_config_ext.h pg_config_os.h
 SUBDIRS = access bootstrap catalog commands common datatype \
 	executor fe_utils foreign \
 	lib libpq mb nodes optimizer parser postmaster regex replication \
-	rewrite storage tcop snowball snowball/libstemmer tsearch \
+	rewrite statistics storage tcop snowball snowball/libstemmer tsearch \
 	tsearch/dicts utils port port/atomics port/win32 port/win32_msvc \
 	port/win32_msvc/sys port/win32/arpa port/win32/netinet \
 	port/win32/sys portability