diff --git a/README.md b/README.md
index 917ccf7a..128d236d 100644
--- a/README.md
+++ b/README.md
@@ -12,9 +12,9 @@ All you need to provide is your database -- PostgreSQL, Microsoft SQL Server or
 
 ## Latest Release
 
-[Community edition: v5.2.2](https://github.com/documize/community/releases)
+[Community edition: v5.3.0](https://github.com/documize/community/releases)
 
-[Community+ edition: v5.2.2](https://www.documize.com/community)
+[Community+ edition: v5.3.0](https://www.documize.com/community)
 
 The Community+ edition is the "enterprise" offering with advanced capabilities and customer support:
 
@@ -94,7 +94,7 @@ For both Community and Community+ editions, please contact our help desk for pro
 
 <support@documize.com>
 
-We aim to respond within two working days!
+We aim to respond within two working days.
 
 ## The Legal Bit
 
diff --git a/domain/product.go b/domain/product.go
index f6c03e1f..20e211da 100644
--- a/domain/product.go
+++ b/domain/product.go
@@ -49,6 +49,9 @@ const (
 	// PlanSelfHost represents privately hosted Documize instance.
 	PlanSelfHost Plan = "Self-host"
 
+	// SeatsFree is Five free users.
+	SeatsFree Seats = 5
+
 	// Seats0 is 0 users.
 	Seats0 Seats = 0
 
@@ -88,32 +91,30 @@ type Product struct {
 
 // IsValid returns if subscription is valid using RequestContext.
 func (p *Product) IsValid(ctx RequestContext) bool {
-	return true
-
 	// Community edition is always valid.
-	// if p.Edition == CommunityEdition {
-	// 	return true
-	// }
+	if p.Edition == CommunityEdition {
+		return true
+	}
 
 	// Empty means we cannot be valid.
-	// if ctx.Subscription.IsEmpty() {
-	// 	return false
-	// }
+	if ctx.Subscription.IsEmpty() {
+		return false
+	}
 
 	// Enterprise edition is valid if system has loaded up user count by tenant.
-	// if uc, ok := p.UserCount[ctx.OrgID]; ok {
-	// 	// Enterprise edition is valid if subcription date is greater than now and we have enough users/seats.
-	// 	if time.Now().UTC().Before(ctx.Subscription.End) && uc <= int(ctx.Subscription.Seats) {
-	// 		return true
-	// 	}
-	// } else {
-	// 	// First 10 is free for Enterprise edition.
-	// 	if Seats1 == ctx.Subscription.Seats && time.Now().UTC().Before(ctx.Subscription.End) {
-	// 		return true
-	// 	}
-	// }
+	if uc, ok := p.UserCount[ctx.OrgID]; ok {
+		// Enterprise edition is valid if subcription date is greater than now and we have enough users/seats.
+		if time.Now().UTC().Before(ctx.Subscription.End) && uc <= int(ctx.Subscription.Seats) {
+			return true
+		}
+	} else {
+		// First 5 is free for Enterprise edition.
+		if SeatsFree == ctx.Subscription.Seats && time.Now().UTC().Before(ctx.Subscription.End) {
+			return true
+		}
+	}
 
-	// return false
+	return false
 }
 
 // SubscriptionData holds encrypted data and is unpacked into Subscription.
@@ -161,8 +162,10 @@ type SubscriptionUserAccount struct {
 // SubscriptionAsXML returns subscription data as XML document:
 //
 // <DocumizeLicense>
-//   <Key>some key</Key>
-//   <Signature>some signature</Signature>
+//
+//	<Key>some key</Key>
+//	<Signature>some signature</Signature>
+//
 // </DocumizeLicense>
 //
 // XML document is empty in case of error.
diff --git a/edition/community.go b/edition/community.go
index 3dc6f111..2d403400 100644
--- a/edition/community.go
+++ b/edition/community.go
@@ -40,9 +40,9 @@ func main() {
 	// Specify the product edition.
 	rt.Product = domain.Product{}
 	rt.Product.Major = "5"
-	rt.Product.Minor = "2"
-	rt.Product.Patch = "2"
-	rt.Product.Revision = "220912123425"
+	rt.Product.Minor = "3"
+	rt.Product.Patch = "0"
+	rt.Product.Revision = "220918142046"
 	rt.Product.Version = fmt.Sprintf("%s.%s.%s", rt.Product.Major, rt.Product.Minor, rt.Product.Patch)
 	rt.Product.Edition = domain.CommunityEdition
 	rt.Product.Title = "Community"
diff --git a/go.mod b/go.mod
index 04523af2..87c338e1 100644
--- a/go.mod
+++ b/go.mod
@@ -1,6 +1,6 @@
 module github.com/documize/community
 
-go 1.18
+go 1.19
 
 require (
 	github.com/BurntSushi/toml v0.3.1
diff --git a/gui/app/constants/constants.js b/gui/app/constants/constants.js
index 17298509..8bee083e 100644
--- a/gui/app/constants/constants.js
+++ b/gui/app/constants/constants.js
@@ -173,7 +173,10 @@ let constants = EmberObject.extend({
 		Seats5: 250,
 
 		// Seats6 is unlimited.
-		Seats6: 9999
+		Seats6: 9999,
+
+		// SeatsFree is x users free for Enterprise edition.
+		SeatsFree: 5
 	},
 
 	Icon: { // eslint-disable-line ember/avoid-leaking-state-in-ember-objects
diff --git a/gui/package.json b/gui/package.json
index 5a22a53f..1f455578 100644
--- a/gui/package.json
+++ b/gui/package.json
@@ -1,6 +1,6 @@
 {
   "name": "documize",
-  "version": "5.2.2",
+  "version": "5.3.0",
   "private": true,
   "description": "Documize Community",
   "repository": "",