diff --git a/lib/output.js b/lib/output.js
index 98bc983c..e5c1c26b 100644
--- a/lib/output.js
+++ b/lib/output.js
@@ -649,7 +649,7 @@ function OutputStream(options) {
             output.space();
             output.print("else");
             output.space();
-            self.alternative.print(output);
+            force_statement(self.alternative, output);
         } else {
             self._do_print_body(output);
         }