diff --git a/configure/os/CONFIG_SITE.Common.linuxCommon b/configure/os/CONFIG_SITE.Common.linuxCommon
index 30cfd903b..f220178dd 100644
--- a/configure/os/CONFIG_SITE.Common.linuxCommon
+++ b/configure/os/CONFIG_SITE.Common.linuxCommon
@@ -1 +1,4 @@
 COMMANDLINE_LIBRARY = READLINE
+ifeq ($(filter SL% RHEL%,$(T_A)),)
+VALID_BUILDS = Ioc
+endif