diff --git a/api/guild.go b/api/guild.go
index 1bee6fc..aea165b 100644
--- a/api/guild.go
+++ b/api/guild.go
@@ -233,25 +233,18 @@ func (c *Client) AttachIntegration(
 	)
 }
 
+// https://discord.com/developers/docs/resources/guild#modify-guild-integration-json-params
+type ModifyIntegrationData struct {
+	ExpireBehavior    *discord.ExpireBehavior `json:"expire_behavior"`
+	ExpireGracePeriod json.OptionInt          `json:"expire_grace_period"`
+	EnableEmoticons   json.OptionBool         `json:"enable_emoticons"` // limited to twitch
+}
+
 // ModifyIntegration requires MANAGE_GUILD.
-func (c *Client) ModifyIntegration(
-	guildID, integrationID discord.Snowflake,
-	expireBehavior, expireGracePeriod int, emoticons bool) error {
-
-	var param struct {
-		ExpireBehavior    int  `json:"expire_behavior"`
-		ExpireGracePeriod int  `json:"expire_grace_period"`
-		EnableEmoticons   bool `json:"enable_emoticons"`
-	}
-
-	param.ExpireBehavior = expireBehavior
-	param.ExpireGracePeriod = expireGracePeriod
-	param.EnableEmoticons = emoticons
-
+func (c *Client) ModifyIntegration(guildID, integrationID discord.Snowflake, data ModifyIntegrationData) error {
 	return c.FastRequest(
-		"PATCH",
-		EndpointGuilds+guildID.String()+"/integrations/"+integrationID.String(),
-		httputil.WithSchema(c, param),
+		"PATCH", EndpointGuilds+guildID.String()+"/integrations/"+integrationID.String(),
+		httputil.WithJSONBody(data),
 	)
 }
 
diff --git a/discord/guild.go b/discord/guild.go
index 63a8da8..bc7718a 100644
--- a/discord/guild.go
+++ b/discord/guild.go
@@ -167,8 +167,8 @@ type Integration struct {
 	// used for subscribers
 	RoleID Snowflake `json:"role_id"`
 
-	ExpireBehavior    int `json:"expire_behavior"`
-	ExpireGracePeriod int `json:"expire_grace_period"`
+	ExpireBehavior    ExpireBehavior `json:"expire_behavior"`
+	ExpireGracePeriod int            `json:"expire_grace_period"`
 
 	User    User `json:"user"`
 	Account struct {
diff --git a/discord/guild_const.go b/discord/guild_const.go
index c62537a..0eb8d0c 100644
--- a/discord/guild_const.go
+++ b/discord/guild_const.go
@@ -88,3 +88,13 @@ const (
 	Twitch  Service = "twitch"
 	YouTube Service = "youtube"
 )
+
+// ExpireBehavior is the integration expire behavior that regulates what happens, if a subscriber expires.
+type ExpireBehavior uint8
+
+var (
+	// RemoveRole removes the role of the subscriber.
+	RemoveRole ExpireBehavior = 0
+	// Kick kicks the subscriber from the guild.
+	Kick ExpireBehavior = 1
+)