diff --git a/xschem_library/devices/simulator_commands.sym b/xschem_library/devices/simulator_commands.sym
index e67f9974..c266d6b0 100644
--- a/xschem_library/devices/simulator_commands.sym
+++ b/xschem_library/devices/simulator_commands.sym
@@ -11,7 +11,7 @@ value=\\"
 
 format="tcleval(
 [if \{[ sim_is_@simulator ]\} \{ return \{
-@value
+\\\\@value
 \}\}]
 )"
 }