diff --git a/src/tmpfiles/tmpfiles.c b/src/tmpfiles/tmpfiles.c
index 02eecf3e3a..90ba32ede0 100644
--- a/src/tmpfiles/tmpfiles.c
+++ b/src/tmpfiles/tmpfiles.c
@@ -2597,7 +2597,7 @@ static int parse_line(const char *fname, unsigned line, const char *buffer, bool
 
         case CREATE_SYMLINK:
                 if (!i.argument) {
-                        i.argument = strappend("/usr/share/factory/", i.path);
+                        i.argument = path_join("/usr/share/factory/", i.path);
                         if (!i.argument)
                                 return log_oom();
                 }
@@ -2625,7 +2625,7 @@ static int parse_line(const char *fname, unsigned line, const char *buffer, bool
                 } else if (arg_root) {
                         char *p;
 
-                        p = prefix_root(arg_root, i.argument);
+                        p = path_join(arg_root, i.argument);
                         if (!p)
                                 return log_oom();
                         free_and_replace(i.argument, p);