1 files changed, 1 insertions, 0 deletions
diff --git a/lib/minify.js b/lib/minify.js
index a68cbf3a..aad7d226 100644
--- a/lib/minify.js
+++ b/lib/minify.js
@@ -141,6 +141,7 @@ function minify(files, options) {
         }
         if (timings) timings.rename = Date.now();
         if (options.rename) {
+            SymbolDef.next_id = 1;
             toplevel.figure_out_scope(options.mangle);
             toplevel.expand_names(options.mangle);
         }