diff --git a/files/build_templates/init_cfg.json.j2 b/files/build_templates/init_cfg.json.j2
index 024d998c45..2b21f270c0 100644
--- a/files/build_templates/init_cfg.json.j2
+++ b/files/build_templates/init_cfg.json.j2
@@ -31,7 +31,7 @@
 {%- if sonic_asic_platform == "vs" %}{% do features.append(("gbsyncd", "enabled", false, "enabled")) %}{% endif %}
 {%- if include_iccpd == "y" %}{% do features.append(("iccpd", "disabled", false, "enabled")) %}{% endif %}
 {%- if include_mgmt_framework == "y" %}{% do features.append(("mgmt-framework", "enabled", true, "enabled")) %}{% endif %}
-{%- if include_mux == "y" %}{% do features.append(("mux", "enabled", false, "enabled")) %}{% endif %}
+{%- if include_mux == "y" %}{% do features.append(("mux", "{% if 'subtype' in DEVICE_METADATA['localhost'] and DEVICE_METADATA['localhost']['subtype'] == 'DualToR' %}enabled{% else %}always_disabled{% endif %}", false, "enabled")) %}{% endif %}
 {%- if include_nat == "y" %}{% do features.append(("nat", "disabled", false, "enabled")) %}{% endif %}
 {%- if include_restapi == "y" %}{% do features.append(("restapi", "enabled", false, "enabled")) %}{% endif %}
 {%- if include_sflow == "y" %}{% do features.append(("sflow", "disabled", false, "enabled")) %}{% endif %}