diff --git a/init/initrc.in b/init/initrc.in
index 9848620e..f6935182 100644
--- a/init/initrc.in
+++ b/init/initrc.in
@@ -9,6 +9,9 @@
 
 # enable environment variable quarantine mechanism
 #module config quarantine_support 1
+
+# enable shell debugging properties silencing
+#module config silent_shell_debug 1
 @modulerc@
 # restore user's default collection if it exists, otherwise load a predefined
 # default module list