diff --git a/CHANGELOG.md b/CHANGELOG.md
index 6a313c1..3f5d355 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 # Changelog
 
+## 06.05.2024, Version 3.8.0
+
+- add send-no-invitation option to user create api [#40](https://github.com/iLert/ilert-go/pull/40)
+
 ## 06.05.2024, Version 3.7.1
 
 - readd removed connector and alert action for microsoft teams simple webhook [#39](https://github.com/iLert/ilert-go/pull/39)
diff --git a/user.go b/user.go
index 100ab24..43e897c 100644
--- a/user.go
+++ b/user.go
@@ -64,8 +64,9 @@ var UserRoleAll = []string{
 
 // CreateUserInput represents the input of a CreateUser operation.
 type CreateUserInput struct {
-	_    struct{}
-	User *User
+	_                struct{}
+	User             *User
+	SendNoInvitation *bool
 }
 
 // CreateUserOutput represents the output of a CreateUser operation.
@@ -87,7 +88,12 @@ func (c *Client) CreateUser(input *CreateUserInput) (*CreateUserOutput, error) {
 		return nil, errors.New("user input is required")
 	}
 
-	resp, err := c.httpClient.R().SetBody(input.User).Post(apiRoutes.users)
+	requestURL := apiRoutes.users
+	if input.SendNoInvitation != nil {
+		requestURL = fmt.Sprintf("%s?send-no-invitation=%t", apiRoutes.users, *input.SendNoInvitation)
+	}
+
+	resp, err := c.httpClient.R().SetBody(input.User).Post(requestURL)
 	if err != nil {
 		return nil, err
 	}
diff --git a/version.go b/version.go
index ff9076c..ed52aac 100644
--- a/version.go
+++ b/version.go
@@ -1,4 +1,4 @@
 package ilert
 
 // Version package version
-const Version = "v3.7.1"
+const Version = "v3.8.0"