diff --git a/xschem_library/devices/simulator_commands.sym b/xschem_library/devices/simulator_commands.sym
index 6cb7b3db..e67f9974 100644
--- a/xschem_library/devices/simulator_commands.sym
+++ b/xschem_library/devices/simulator_commands.sym
@@ -13,7 +13,8 @@ format="tcleval(
 [if \{[ sim_is_@simulator ]\} \{ return \{
 @value
 \}\}]
-"}
+)"
+}
 V {}
 S {}
 E {}