diff --git a/src/backend/replication/Makefile.orig b/src/backend/replication/Makefile.orig
deleted file mode 100644
index 2e6de7007f..0000000000
--- a/src/backend/replication/Makefile.orig
+++ /dev/null
@@ -1,49 +0,0 @@
-#-------------------------------------------------------------------------
-#
-# Makefile--
-#    Makefile for src/backend/replication
-#
-# IDENTIFICATION
-#    src/backend/replication/Makefile
-#
-#-------------------------------------------------------------------------
-
-subdir = src/backend/replication
-top_builddir = ../../..
-include $(top_builddir)/src/Makefile.global
-
-override CPPFLAGS := -I. -I$(srcdir) $(CPPFLAGS)
-
-OBJS = \
-	backup_manifest.o \
-	basebackup.o \
-	basebackup_copy.o \
-	basebackup_gzip.o \
-	basebackup_lz4.o \
-	basebackup_zstd.o \
-	basebackup_progress.o \
-	basebackup_server.o \
-	basebackup_sink.o \
-	basebackup_throttle.o \
-	repl_gram.o \
-	slot.o \
-	slotfuncs.o \
-	syncrep.o \
-	syncrep_gram.o \
-	walreceiver.o \
-	walreceiverfuncs.o \
-	walsender.o
-
-SUBDIRS = logical
-
-include $(top_srcdir)/src/backend/common.mk
-
-# repl_scanner is compiled as part of repl_gram
-repl_gram.o: repl_scanner.c
-
-# syncrep_scanner is compiled as part of syncrep_gram
-syncrep_gram.o: syncrep_scanner.c
-
-# repl_gram.c, repl_scanner.c, syncrep_gram.c and syncrep_scanner.c
-# are in the distribution tarball, so they are not cleaned here.
-# (Our parent Makefile takes care of them during maintainer-clean.)