diff --git a/modules/structs/repo.go b/modules/structs/repo.go
index 6a5736898d13..d3833105d726 100644
--- a/modules/structs/repo.go
+++ b/modules/structs/repo.go
@@ -111,7 +111,7 @@ type CreateRepoOption struct {
 	// unique: true
 	Name string `json:"name" binding:"Required;AlphaDashDot;MaxSize(100)"`
 	// Description of the repository to create
-	Description string `json:"description" binding:"MaxSize(255)"`
+	Description string `json:"description" binding:"MaxSize(2048)"`
 	// Whether the repository is private
 	Private bool `json:"private"`
 	// Label-Set to use
@@ -140,9 +140,9 @@ type EditRepoOption struct {
 	// unique: true
 	Name *string `json:"name,omitempty" binding:"OmitEmpty;AlphaDashDot;MaxSize(100);"`
 	// a short description of the repository.
-	Description *string `json:"description,omitempty" binding:"MaxSize(255)"`
+	Description *string `json:"description,omitempty" binding:"MaxSize(2048)"`
 	// a URL with more information about the repository.
-	Website *string `json:"website,omitempty" binding:"MaxSize(255)"`
+	Website *string `json:"website,omitempty" binding:"MaxSize(1024)"`
 	// either `true` to make the repository private or `false` to make it public.
 	// Note: you will get a 422 error if the organization restricts changing repository visibility to organization
 	// owners and a non-owner tries to change the value of private.
@@ -208,7 +208,7 @@ type GenerateRepoOption struct {
 	// Default branch of the new repository
 	DefaultBranch string `json:"default_branch"`
 	// Description of the repository to create
-	Description string `json:"description" binding:"MaxSize(255)"`
+	Description string `json:"description" binding:"MaxSize(2048)"`
 	// Whether the repository is private
 	Private bool `json:"private"`
 	// include git content of default branch in template repo
@@ -316,7 +316,7 @@ type MigrateRepoOptions struct {
 	LFS            bool   `json:"lfs"`
 	LFSEndpoint    string `json:"lfs_endpoint"`
 	Private        bool   `json:"private"`
-	Description    string `json:"description" binding:"MaxSize(255)"`
+	Description    string `json:"description" binding:"MaxSize(2048)"`
 	Wiki           bool   `json:"wiki"`
 	Milestones     bool   `json:"milestones"`
 	Labels         bool   `json:"labels"`
diff --git a/services/forms/repo_form.go b/services/forms/repo_form.go
index 4eb20d297f20..c1e9cb3197c0 100644
--- a/services/forms/repo_form.go
+++ b/services/forms/repo_form.go
@@ -34,7 +34,7 @@ type CreateRepoForm struct {
 	UID           int64  `binding:"Required"`
 	RepoName      string `binding:"Required;AlphaDashDot;MaxSize(100)"`
 	Private       bool
-	Description   string `binding:"MaxSize(255)"`
+	Description   string `binding:"MaxSize(2048)"`
 	DefaultBranch string `binding:"GitRefName;MaxSize(100)"`
 	AutoInit      bool
 	Gitignores    string
@@ -76,7 +76,7 @@ type MigrateRepoForm struct {
 	LFS            bool   `json:"lfs"`
 	LFSEndpoint    string `json:"lfs_endpoint"`
 	Private        bool   `json:"private"`
-	Description    string `json:"description" binding:"MaxSize(255)"`
+	Description    string `json:"description" binding:"MaxSize(2048)"`
 	Wiki           bool   `json:"wiki"`
 	Milestones     bool   `json:"milestones"`
 	Labels         bool   `json:"labels"`
@@ -116,8 +116,8 @@ func ParseRemoteAddr(remoteAddr, authUsername, authPassword string) (string, err
 // RepoSettingForm form for changing repository settings
 type RepoSettingForm struct {
 	RepoName               string `binding:"Required;AlphaDashDot;MaxSize(100)"`
-	Description            string `binding:"MaxSize(255)"`
-	Website                string `binding:"ValidUrl;MaxSize(255)"`
+	Description            string `binding:"MaxSize(2048)"`
+	Website                string `binding:"ValidUrl;MaxSize(1024)"`
 	Interval               string
 	MirrorAddress          string
 	MirrorUsername         string
diff --git a/templates/repo/settings/options.tmpl b/templates/repo/settings/options.tmpl
index a9ceebd44609..0214df451492 100644
--- a/templates/repo/settings/options.tmpl
+++ b/templates/repo/settings/options.tmpl
@@ -42,11 +42,11 @@
 				{{end}}
 				<div class="field {{if .Err_Description}}error{{end}}">
 					<label for="description">{{$.locale.Tr "repo.repo_desc"}}</label>
-					<textarea id="description" name="description" rows="2">{{.Repository.Description}}</textarea>
+					<textarea id="description" name="description" rows="2" maxlength="2048">{{.Repository.Description}}</textarea>
 				</div>
 				<div class="field {{if .Err_Website}}error{{end}}">
 					<label for="website">{{.locale.Tr "repo.settings.site"}}</label>
-					<input id="website" name="website" type="url" value="{{.Repository.Website}}">
+					<input id="website" name="website" type="url" maxlength="1024" value="{{.Repository.Website}}">
 				</div>
 
 				<div class="field">