diff --git a/README.md b/README.md
index 1cd1071..4b945ad 100644
--- a/README.md
+++ b/README.md
@@ -394,7 +394,7 @@ Assign a default value for each user-modifiable setting by passing environment v
 
 | Name                                | Possible values                                                                                                                    | Default value |
 | ----------------------------------- | ---------------------------------------------------------------------------------------------------------------------------------- | ------------- |
-| `THEME`                             | `["system", "light", "dark", "black", "dracula", "nord", "laserwave", "violet", "gold", "rosebox", "gruvboxdark", "gruvboxlight"]` | `system`      |
+| `THEME`                             | `["system", "light", "dark", "black", "dracula", "nord", "laserwave", "violet", "gold", "rosebox", "gruvboxdark", "gruvboxlight", "tokyoNight", "icebergDark"]` | `system`      |
 | `FRONT_PAGE`                        | `["default", "popular", "all"]`                                                                                                    | `default`     |
 | `LAYOUT`                            | `["card", "clean", "compact"]`                                                                                                     | `card`        |
 | `WIDE`                              | `["on", "off"]`                                                                                                                    | `off`         |
diff --git a/static/themes/icebergDark.css b/static/themes/icebergDark.css
new file mode 100644
index 0000000..8732ebb
--- /dev/null
+++ b/static/themes/icebergDark.css
@@ -0,0 +1,14 @@
+/* icebergDark theme setting */
+.icebergDark {
+	--accent: #85a0c7;
+	--green: #b5bf82;
+	--text: #c6c8d1;
+	--foreground: #454d73;
+	--background: #161821;
+	--outside: #1f2233;
+	--post: #1f2233;
+	--panel-border: 1px solid #454d73;
+	--highlighted: #0f1117;
+	--visited: #0f1117;
+	--shadow: 0 1px 3px rgba(0, 0, 0, 0.5);
+}