diff --git a/cloudflare/resource_cloudflare_zone_settings_override.go b/cloudflare/resource_cloudflare_zone_settings_override.go
index d53c25b030..2cea1397a5 100644
--- a/cloudflare/resource_cloudflare_zone_settings_override.go
+++ b/cloudflare/resource_cloudflare_zone_settings_override.go
@@ -435,13 +435,6 @@ var resourceCloudflareZoneSettingsSchema = map[string]*schema.Schema{
 		Computed: true,
 	},
 
-	"sha1_support": {
-		Type:         schema.TypeString,
-		ValidateFunc: validation.StringInSlice([]string{"on", "off"}, false),
-		Optional:     true,
-		Computed:     true,
-	},
-
 	"cname_flattening": {
 		Type:         schema.TypeString,
 		ValidateFunc: validation.StringInSlice([]string{"flatten_at_root", "flatten_all", "flatten_none"}, false),
diff --git a/website/docs/r/zone_settings_override.html.markdown b/website/docs/r/zone_settings_override.html.markdown
index 807fbea194..766b2608c7 100644
--- a/website/docs/r/zone_settings_override.html.markdown
+++ b/website/docs/r/zone_settings_override.html.markdown
@@ -70,7 +70,6 @@ These can be specified as "on" or "off" string. Similar to boolean values, but h
 * `response_buffering`
 * `rocket_loader`
 * `server_side_exclude`
-* `sha1_support`
 * `sort_query_string_for_cache`
 * `tls_client_auth`
 * `true_client_ip_header`