diff --git a/CHANGELOG.md b/CHANGELOG.md
index 66afaa7bf..649bd0616 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,12 @@
 ## 1.6.0 (Unreleased)
 
+
+## 1.5.3 (Sep 2, 2020)
+
+BUG FIXES:
+
+*  Fix fortios_vpnipsec_phase1interfaceas bugs
+
 ## 1.5.2 (Sep 2, 2020)
 
 IMPROVEMENTS:
diff --git a/fortios/resource_vpnipsec_phase1interface.go b/fortios/resource_vpnipsec_phase1interface.go
index 66e512940..771610b0c 100644
--- a/fortios/resource_vpnipsec_phase1interface.go
+++ b/fortios/resource_vpnipsec_phase1interface.go
@@ -67,7 +67,8 @@ func resourceVpnIpsecPhase1Interface() *schema.Resource {
 			},
 			"remote_gw": &schema.Schema{
 				Type:     schema.TypeString,
-				Required: true,
+				Optional: true,
+				Computed: true,
 			},
 			"remote_gw6": &schema.Schema{
 				Type:     schema.TypeString,
diff --git a/website/docs/r/fortios_ftpproxy_explicit.html.markdown b/website/docs/r/fortios_ftpproxy_explicit.html.markdown
index debeb9182..1a7435d90 100644
--- a/website/docs/r/fortios_ftpproxy_explicit.html.markdown
+++ b/website/docs/r/fortios_ftpproxy_explicit.html.markdown
@@ -1,5 +1,5 @@
 ---
-subcategory: "FortiGate Ftp-Proxy"
+subcategory: "FortiGate FTP-Proxy"
 layout: "fortios"
 page_title: "FortiOS: fortios_ftpproxy_explicit"
 description: |-
diff --git a/website/docs/r/fortios_vpnipsec_phase1interface.html.markdown b/website/docs/r/fortios_vpnipsec_phase1interface.html.markdown
index 5ae99ade6..da17ba4ad 100644
--- a/website/docs/r/fortios_vpnipsec_phase1interface.html.markdown
+++ b/website/docs/r/fortios_vpnipsec_phase1interface.html.markdown
@@ -124,7 +124,7 @@ The following arguments are supported:
 * `ike_version` - IKE protocol version.
 * `local_gw` - IPv4 address of the local gateway's external interface.
 * `local_gw6` - IPv6 address of the local gateway's external interface.
-* `remote_gw` - (Required) IPv4 address of the remote gateway's external interface.
+* `remote_gw` - IPv4 address of the remote gateway's external interface.
 * `remote_gw6` - IPv6 address of the remote gateway's external interface.
 * `remotegw_ddns` - Domain name of remote gateway (eg. name.DDNS.com).
 * `keylife` - Time to wait in seconds before phase 1 encryption key expires.