diff --git a/lib/modules/Simulate.pmod b/lib/modules/Simulate.pmod
index 14da44b5d15c7ae106068aa6ebe93931d14d5d60..55a11d621964191a07739cf99caa4544b6a1f3b2 100644
--- a/lib/modules/Simulate.pmod
+++ b/lib/modules/Simulate.pmod
@@ -1,5 +1,4 @@
 inherit Array;
-inherit Stdio;
 inherit String;
 inherit Process;