diff --git a/CHANGELOG.md b/CHANGELOG.md
index a2986c1..712cf38 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 # Changelog
 
+# 05.01.2024, Version 3.4.1
+
+- replace `ThemeMode` field with `Appearance` for status page resource in [#35](https://github.com/iLert/ilert-go/pull/35)
+
 # 03.01.2024, Version 3.4.0
 
 - deprecate uptime monitors in [#32](https://github.com/iLert/ilert-go/pull/32)
diff --git a/status_page.go b/status_page.go
index e43aaf3..ed2e4dc 100644
--- a/status_page.go
+++ b/status_page.go
@@ -34,7 +34,8 @@ type StatusPage struct {
 	IpWhitelist               []string             `json:"ipWhitelist,omitempty"`
 	AccountWideView           bool                 `json:"accountWideView,omitempty"`
 	Structure                 *StatusPageStructure `json:"structure,omitempty"`
-	ThemeMode                 string               `json:"themeMode,omitempty"`
+	ThemeMode                 string               `json:"themeMode,omitempty"` // please use field `Appearance` instead
+	Appearance                string               `json:"appearance,omitempty"`
 }
 
 // StatusPageStructure defines status page structure
@@ -105,8 +106,8 @@ var StatusPageLayoutAll = []string{
 	StatusPageLayout.Responsive,
 }
 
-// StatusPageThemeMode defines status page theme mode
-var StatusPageThemeMode = struct {
+// StatusPageAppearance defines status page appearance
+var StatusPageAppearance = struct {
 	Light string
 	Dark  string
 }{
@@ -114,10 +115,10 @@ var StatusPageThemeMode = struct {
 	Dark:  "DARK",
 }
 
-// StatusPageThemeModeAll defines all status page theme modes
-var StatusPageThemeModeAll = []string{
-	StatusPageThemeMode.Light,
-	StatusPageThemeMode.Dark,
+// StatusPageAppearanceAll defines all status page appearances
+var StatusPageAppearanceAll = []string{
+	StatusPageAppearance.Light,
+	StatusPageAppearance.Dark,
 }
 
 // StatusPageElementOption defines status page element option
diff --git a/version.go b/version.go
index dff6edf..3e1fbe0 100644
--- a/version.go
+++ b/version.go
@@ -1,4 +1,4 @@
 package ilert
 
 // Version package version
-const Version = "v3.4.0"
+const Version = "v3.4.1"