diff --git a/debian/rules b/debian/rules
index 50495ffb6da..5f8923b48fa 100755
--- a/debian/rules
+++ b/debian/rules
@@ -6,7 +6,8 @@ export DESTDIR=$(CURDIR)/debian/tmp
 export DEB_HOST_ARCH      ?= $(shell dpkg-architecture -qDEB_HOST_ARCH)
 
 extraopts += -DUSE_CRYPTOPP=OFF -DWITH_OCF=ON -DWITH_LTTNG=ON -DWITH_PYTHON3=ON -DWITH_EMBEDDED=OFF
-extraopts += -DWITH_CEPHFS_JAVA=ON -DWITH_SYSTEMD=ON
+extraopts += -DWITH_CEPHFS_JAVA=ON
+extraopts += -DWITH_SYSTEMD=ON -DCEPH_SYSTEMD_ENV_DIR=/etc/default
 # assumes that ceph is exmpt from multiarch support, so we override the libdir.
 extraopts += -DCMAKE_INSTALL_LIBDIR=/usr/lib
 extraopts += -DCMAKE_INSTALL_LIBEXECDIR=/usr/lib
@@ -83,17 +84,6 @@ override_dh_installinit:
 	install -d -m0755 debian/ceph-common/usr/lib/tmpfiles.d
 	install -m 0644 -D systemd/ceph.tmpfiles.d debian/ceph-common/usr/lib/tmpfiles.d/ceph.conf
 
-	sed -i s./etc/sysconfig/./etc/default/.g debian/ceph-mon/lib/systemd/system/ceph-mon@.service
-	sed -i s./etc/sysconfig/./etc/default/.g debian/ceph-osd/lib/systemd/system/ceph-osd@.service
-	sed -i s./etc/sysconfig/./etc/default/.g debian/ceph-osd/lib/systemd/system/ceph-disk@.service
-	sed -i s./etc/sysconfig/./etc/default/.g debian/ceph-osd/lib/systemd/system/ceph-volume@.service
-
-	sed -i s./etc/sysconfig/./etc/default/.g debian/ceph-mds/lib/systemd/system/ceph-mds@.service
-	sed -i s./etc/sysconfig/./etc/default/.g debian/ceph-fuse/lib/systemd/system/ceph-fuse@.service
-	sed -i s./etc/sysconfig/./etc/default/.g debian/ceph-mgr/lib/systemd/system/ceph-mgr@.service
-	sed -i s./etc/sysconfig/./etc/default/.g debian/radosgw/lib/systemd/system/ceph-radosgw@.service
-	sed -i s./etc/sysconfig/./etc/default/.g debian/rbd-mirror/lib/systemd/system/ceph-rbd-mirror@.service
-
 	dh_installinit -p ceph-base --name ceph --no-start
 	dh_installinit -p radosgw --no-start
 
diff --git a/systemd/CMakeLists.txt b/systemd/CMakeLists.txt
index cd88f328926..86ea87cde4e 100644
--- a/systemd/CMakeLists.txt
+++ b/systemd/CMakeLists.txt
@@ -1,5 +1,26 @@
 set(CMAKE_INSTALL_SYSTEMD_SERVICEDIR "${CMAKE_INSTALL_LIBEXECDIR}/systemd/system"
   CACHE PATH "Location for systemd service files")
+set(CEPH_SYSTEMD_ENV_DIR "/etc/sysconf"
+  CACHE PATH "Location for systemd service environmental variable settings files")
+set(SYSTEMD_ENV_FILE "${CEPH_SYSTEMD_ENV_DIR}/ceph")
+foreach(service
+    ceph-fuse@
+    ceph-mds@
+    ceph-mgr@
+    ceph-mon@
+    ceph-osd@
+    ceph-radosgw@
+    ceph-rbd-mirror@
+    rbdmap)
+  configure_file(
+    ${service}.service.in
+    ${service}.service
+    @ONLY)
+  install(
+    FILES ${CMAKE_CURRENT_BINARY_DIR}/${service}.service
+    DESTINATION ${CMAKE_INSTALL_SYSTEMD_SERVICEDIR})
+endforeach()
+
 install(FILES
   ceph.target
   ceph-fuse.target
@@ -9,14 +30,6 @@ install(FILES
   ceph-mds.target
   ceph-radosgw.target
   ceph-rbd-mirror.target
-  ceph-fuse@.service
-  ceph-mds@.service
-  ceph-mgr@.service
-  ceph-mon@.service
-  ceph-osd@.service
-  ceph-radosgw@.service
-  ceph-rbd-mirror@.service
   ceph-disk@.service
   ceph-volume@.service
-  rbdmap.service
   DESTINATION ${CMAKE_INSTALL_SYSTEMD_SERVICEDIR})
diff --git a/systemd/ceph-fuse@.service b/systemd/ceph-fuse@.service.in
similarity index 91%
rename from systemd/ceph-fuse@.service
rename to systemd/ceph-fuse@.service.in
index 98982441ebc..11eb7e760d7 100644
--- a/systemd/ceph-fuse@.service
+++ b/systemd/ceph-fuse@.service.in
@@ -6,7 +6,7 @@ Conflicts=umount.target
 PartOf=ceph-fuse.target
 
 [Service]
-EnvironmentFile=-/etc/sysconfig/ceph
+EnvironmentFile=-@SYSTEMD_ENV_FILE@
 Environment=CLUSTER=ceph
 ExecStart=/usr/bin/ceph-fuse -f --cluster ${CLUSTER} %I
 TasksMax=infinity
diff --git a/systemd/ceph-mds@.service b/systemd/ceph-mds@.service.in
similarity index 94%
rename from systemd/ceph-mds@.service
rename to systemd/ceph-mds@.service.in
index d34bd057b76..bd472f66b22 100644
--- a/systemd/ceph-mds@.service
+++ b/systemd/ceph-mds@.service.in
@@ -7,7 +7,7 @@ PartOf=ceph-mds.target
 [Service]
 LimitNOFILE=1048576
 LimitNPROC=1048576
-EnvironmentFile=-/etc/sysconfig/ceph
+EnvironmentFile=-@SYSTEMD_ENV_FILE@
 Environment=CLUSTER=ceph
 ExecStart=/usr/bin/ceph-mds -f --cluster ${CLUSTER} --id %i --setuser ceph --setgroup ceph
 ExecReload=/bin/kill -HUP $MAINPID
diff --git a/systemd/ceph-mgr@.service b/systemd/ceph-mgr@.service.in
similarity index 93%
rename from systemd/ceph-mgr@.service
rename to systemd/ceph-mgr@.service.in
index 8272ad09c29..fab1b9e8e5d 100644
--- a/systemd/ceph-mgr@.service
+++ b/systemd/ceph-mgr@.service.in
@@ -7,7 +7,7 @@ PartOf=ceph-mgr.target
 [Service]
 LimitNOFILE=1048576
 LimitNPROC=1048576
-EnvironmentFile=-/etc/sysconfig/ceph
+EnvironmentFile=-@SYSTEMD_ENV_FILE@
 Environment=CLUSTER=ceph
 
 ExecStart=/usr/bin/ceph-mgr -f --cluster ${CLUSTER} --id %i --setuser ceph --setgroup ceph
diff --git a/systemd/ceph-mon@.service b/systemd/ceph-mon@.service.in
similarity index 95%
rename from systemd/ceph-mon@.service
rename to systemd/ceph-mon@.service.in
index db4995fb9ca..c2566f37b95 100644
--- a/systemd/ceph-mon@.service
+++ b/systemd/ceph-mon@.service.in
@@ -13,7 +13,7 @@ PartOf=ceph-mon.target
 [Service]
 LimitNOFILE=1048576
 LimitNPROC=1048576
-EnvironmentFile=-/etc/sysconfig/ceph
+EnvironmentFile=-@SYSTEMD_ENV_FILE@
 Environment=CLUSTER=ceph
 ExecStart=/usr/bin/ceph-mon -f --cluster ${CLUSTER} --id %i --setuser ceph --setgroup ceph
 ExecReload=/bin/kill -HUP $MAINPID
diff --git a/systemd/ceph-osd@.service b/systemd/ceph-osd@.service.in
similarity index 94%
rename from systemd/ceph-osd@.service
rename to systemd/ceph-osd@.service.in
index 0a43ee166ba..672a10b1f14 100644
--- a/systemd/ceph-osd@.service
+++ b/systemd/ceph-osd@.service.in
@@ -7,7 +7,7 @@ PartOf=ceph-osd.target
 [Service]
 LimitNOFILE=1048576
 LimitNPROC=1048576
-EnvironmentFile=-/etc/sysconfig/ceph
+EnvironmentFile=-@SYSTEMD_ENV_FILE@
 Environment=CLUSTER=ceph
 ExecStart=/usr/bin/ceph-osd -f --cluster ${CLUSTER} --id %i --setuser ceph --setgroup ceph
 ExecStartPre=/usr/lib/ceph/ceph-osd-prestart.sh --cluster ${CLUSTER} --id %i
diff --git a/systemd/ceph-radosgw@.service b/systemd/ceph-radosgw@.service.in
similarity index 93%
rename from systemd/ceph-radosgw@.service
rename to systemd/ceph-radosgw@.service.in
index 3f7fcaca351..e2dac0bf3f0 100644
--- a/systemd/ceph-radosgw@.service
+++ b/systemd/ceph-radosgw@.service.in
@@ -7,7 +7,7 @@ PartOf=ceph-radosgw.target
 [Service]
 LimitNOFILE=1048576
 LimitNPROC=1048576
-EnvironmentFile=-/etc/sysconfig/ceph
+EnvironmentFile=-@SYSTEMD_ENV_FILE@
 Environment=CLUSTER=ceph
 ExecStart=/usr/bin/radosgw -f --cluster ${CLUSTER} --name client.%i --setuser ceph --setgroup ceph
 PrivateDevices=yes
diff --git a/systemd/ceph-rbd-mirror@.service b/systemd/ceph-rbd-mirror@.service.in
similarity index 93%
rename from systemd/ceph-rbd-mirror@.service
rename to systemd/ceph-rbd-mirror@.service.in
index 17fd7381f88..f8b15dcd401 100644
--- a/systemd/ceph-rbd-mirror@.service
+++ b/systemd/ceph-rbd-mirror@.service.in
@@ -7,7 +7,7 @@ PartOf=ceph-rbd-mirror.target
 [Service]
 LimitNOFILE=1048576
 LimitNPROC=1048576
-EnvironmentFile=-/etc/sysconfig/ceph
+EnvironmentFile=-@SYSTEMD_ENV_FILE@
 Environment=CLUSTER=ceph
 ExecStart=/usr/bin/rbd-mirror -f --cluster ${CLUSTER} --id %i --setuser ceph --setgroup ceph
 ExecReload=/bin/kill -HUP $MAINPID
diff --git a/systemd/rbdmap.service b/systemd/rbdmap.service.in
similarity index 90%
rename from systemd/rbdmap.service
rename to systemd/rbdmap.service.in
index 15e64abb4b0..45aa2afea0f 100644
--- a/systemd/rbdmap.service
+++ b/systemd/rbdmap.service.in
@@ -5,7 +5,7 @@ After=network-online.target local-fs.target
 Wants=network-online.target local-fs.target
 
 [Service]
-EnvironmentFile=-/etc/sysconfig/ceph
+EnvironmentFile=-@SYSTEMD_ENV_FILE@
 Environment=RBDMAPFILE=/etc/ceph/rbdmap
 Type=oneshot
 RemainAfterExit=yes