diff --git a/src/core/manager.c b/src/core/manager.c
index 5021e00b87..b54c021c75 100644
--- a/src/core/manager.c
+++ b/src/core/manager.c
@@ -3703,18 +3703,6 @@ Set *manager_get_units_requiring_mounts_for(Manager *m, const char *path) {
         return hashmap_get(m->units_requiring_mounts_for, streq(p, "/") ? "" : p);
 }
 
-void manager_set_exec_params(Manager *m, ExecParameters *p) {
-        assert(m);
-        assert(p);
-
-        p->environment = m->environment;
-        p->confirm_spawn = manager_get_confirm_spawn(m);
-        p->cgroup_supported = m->cgroup_supported;
-        p->prefix = m->prefix;
-
-        SET_FLAG(p->flags, EXEC_PASS_LOG_UNIT|EXEC_CHOWN_DIRECTORIES, MANAGER_IS_SYSTEM(m));
-}
-
 int manager_update_failed_units(Manager *m, Unit *u, bool failed) {
         unsigned size;
         int r;
diff --git a/src/core/manager.h b/src/core/manager.h
index c785861bfb..fc70593def 100644
--- a/src/core/manager.h
+++ b/src/core/manager.h
@@ -435,8 +435,6 @@ void manager_flip_auto_status(Manager *m, bool enable);
 
 Set *manager_get_units_requiring_mounts_for(Manager *m, const char *path);
 
-void manager_set_exec_params(Manager *m, ExecParameters *p);
-
 ManagerState manager_state(Manager *m);
 
 int manager_update_failed_units(Manager *m, Unit *u, bool failed);
diff --git a/src/core/mount.c b/src/core/mount.c
index 914458f8e6..cb8dda8557 100644
--- a/src/core/mount.c
+++ b/src/core/mount.c
@@ -781,7 +781,6 @@ static int mount_spawn(Mount *m, ExecCommand *c, pid_t *_pid) {
         if (r < 0)
                 return r;
 
-        manager_set_exec_params(UNIT(m)->manager, &exec_params);
         unit_set_exec_params(UNIT(m), &exec_params);
 
         r = exec_spawn(UNIT(m),
diff --git a/src/core/service.c b/src/core/service.c
index 3c1dbdfe0f..ab4626f51b 100644
--- a/src/core/service.c
+++ b/src/core/service.c
@@ -1449,7 +1449,6 @@ static int service_spawn(
                 }
         }
 
-        manager_set_exec_params(UNIT(s)->manager, &exec_params);
         unit_set_exec_params(UNIT(s), &exec_params);
 
         final_env = strv_env_merge(2, exec_params.environment, our_env, NULL);
diff --git a/src/core/socket.c b/src/core/socket.c
index 703f9f760f..38ad8820be 100644
--- a/src/core/socket.c
+++ b/src/core/socket.c
@@ -1910,7 +1910,6 @@ static int socket_spawn(Socket *s, ExecCommand *c, pid_t *_pid) {
         if (r < 0)
                 return r;
 
-        manager_set_exec_params(UNIT(s)->manager, &exec_params);
         unit_set_exec_params(UNIT(s), &exec_params);
 
         exec_params.argv = c->argv;
diff --git a/src/core/swap.c b/src/core/swap.c
index fffd8d4627..6e5e88b473 100644
--- a/src/core/swap.c
+++ b/src/core/swap.c
@@ -632,7 +632,6 @@ static int swap_spawn(Swap *s, ExecCommand *c, pid_t *_pid) {
         if (r < 0)
                 goto fail;
 
-        manager_set_exec_params(UNIT(s)->manager, &exec_params);
         unit_set_exec_params(UNIT(s), &exec_params);
 
         r = exec_spawn(UNIT(s),
diff --git a/src/core/unit.c b/src/core/unit.c
index 68f29137b8..0ad7dc108b 100644
--- a/src/core/unit.c
+++ b/src/core/unit.c
@@ -4999,6 +4999,14 @@ void unit_set_exec_params(Unit *u, ExecParameters *p) {
         assert(u);
         assert(p);
 
+        /* Copy parameters from manager */
+        p->environment = u->manager->environment;
+        p->confirm_spawn = manager_get_confirm_spawn(u->manager);
+        p->cgroup_supported = u->manager->cgroup_supported;
+        p->prefix = u->manager->prefix;
+        SET_FLAG(p->flags, EXEC_PASS_LOG_UNIT|EXEC_CHOWN_DIRECTORIES, MANAGER_IS_SYSTEM(u->manager));
+
+        /* Copy paramaters from unit */
         p->cgroup_path = u->cgroup_path;
         SET_FLAG(p->flags, EXEC_CGROUP_DELEGATE, unit_cgroup_delegate(u));
 }