diff --git a/src/builtins/path.cpp b/src/builtins/path.cpp
index c0ffe8301..41a2c53b4 100644
--- a/src/builtins/path.cpp
+++ b/src/builtins/path.cpp
@@ -691,7 +691,9 @@ static int path_resolve(parser_t &parser, io_streams_t &streams, int argc, const
                     real = normalize_path(*real, false);
                     break;
                 }
-                rest = wbasename(next) + L'/' + rest;
+                rest = wbasename(next);
+                rest += L'/';
+                rest += rest;
             }
             if (!real) {
                 continue;