diff --git a/nitter.conf b/nitter.conf
index dde133f..f01f7b9 100644
--- a/nitter.conf
+++ b/nitter.conf
@@ -11,5 +11,5 @@ directory = "./tmp"
 profileMinutes = 10  # how long to cache profiles
 
 [Config]
-defaultTheme = "Dark"
+defaultTheme = "Nitter"
 hmacKey = "secretkey" # for signing video urls
diff --git a/public/css/themes/high_contrast.css b/public/css/themes/black.css
similarity index 100%
rename from public/css/themes/high_contrast.css
rename to public/css/themes/black.css
diff --git a/public/css/themes/dark.css b/public/css/themes/nitter.css
similarity index 100%
rename from public/css/themes/dark.css
rename to public/css/themes/nitter.css
diff --git a/public/css/themes/light.css b/public/css/themes/twitter.css
similarity index 100%
rename from public/css/themes/light.css
rename to public/css/themes/twitter.css
diff --git a/src/config.nim b/src/config.nim
index f0405ad..0a79ada 100644
--- a/src/config.nim
+++ b/src/config.nim
@@ -23,6 +23,6 @@ proc getConfig*(path: string): Config =
     cacheDir: cfg.get("Cache", "directory", "/tmp/nitter"),
     profileCacheTime: cfg.get("Cache", "profileMinutes", 10),
 
-    defaultTheme: cfg.get("Config", "defaultTheme", "Dark"),
+    defaultTheme: cfg.get("Config", "defaultTheme", "Nitter"),
     hmacKey: cfg.get("Config", "hmacKey", "secretkey")
   )
diff --git a/src/prefs_impl.nim b/src/prefs_impl.nim
index 4978b70..6417a9f 100644
--- a/src/prefs_impl.nim
+++ b/src/prefs_impl.nim
@@ -52,7 +52,7 @@ const prefList*: OrderedTable[string, seq[Pref]] = {
 
   "Display": @[
     Pref(kind: select, name: "theme", label: "Theme",
-         defaultOption: "Dark"),
+         defaultOption: "Nitter"),
 
     Pref(kind: checkbox, name: "hideTweetStats",
          label: "Hide tweet stats (replies, retweets, likes)",