diff --git a/Python/sysmodule.c b/Python/sysmodule.c
index ec167f0..c33457f 100644
--- a/Python/sysmodule.c
+++ b/Python/sysmodule.c
@@ -1097,7 +1097,7 @@
 	{"interactive",		"-i"},
 	{"optimize",		"-O or -OO"},
 	{"dont_write_bytecode",	"-B"},
-	/* {"no_user_site",	"-s"}, */
+	{"no_user_site",	"-s"},
 	{"no_site",		"-S"},
 	{"ignore_environment",	"-E"},
 	{"tabcheck",		"-t or -tt"},
@@ -1116,9 +1116,9 @@
 	flags__doc__,	/* doc */
 	flags_fields,	/* fields */
 #ifdef RISCOS
-	11
+	12
 #else
-	10
+	11
 #endif
 };
 
@@ -1141,7 +1141,7 @@
 	SetFlag(Py_InteractiveFlag);
 	SetFlag(Py_OptimizeFlag);
 	SetFlag(Py_DontWriteBytecodeFlag);
-	/* SetFlag(Py_NoUserSiteDirectory); */
+	SetFlag(Py_NoUserSiteDirectory);
 	SetFlag(Py_NoSiteFlag);
 	SetFlag(Py_IgnoreEnvironmentFlag);
 	SetFlag(Py_TabcheckFlag);