diff --git a/lib/GHCup/Platform.hs b/lib/GHCup/Platform.hs
index 93dcd05d..efd92db4 100644
--- a/lib/GHCup/Platform.hs
+++ b/lib/GHCup/Platform.hs
@@ -158,7 +158,7 @@ getLinuxDistro = do
         | hasWord ["rocky", "Rocky Linux"] -> Rocky
         -- https://github.com/void-linux/void-packages/blob/master/srcpkgs/base-files/files/os-release
         | hasWord ["void", "Void Linux"] -> Void
-        | otherwise -> OtherLinux (T.unpack $ fromMaybe name mid)
+        | otherwise -> UnknownLinux
   pure (distro, parsedVer)
  where
   regex x = makeRegexOpts compIgnoreCase execBlank ([s|\<|] ++ x ++ [s|\>|])
diff --git a/lib/GHCup/Types.hs b/lib/GHCup/Types.hs
index 5e989c20..06b6be41 100644
--- a/lib/GHCup/Types.hs
+++ b/lib/GHCup/Types.hs
@@ -258,8 +258,6 @@ data LinuxDistro = Debian
                  | OpenSUSE
                  -- not known
                  | UnknownLinux
-                 -- ^ must exit
-                 | OtherLinux String
   deriving (Eq, GHC.Generic, Ord, Show)
 
 instance Enum LinuxDistro where
@@ -293,7 +291,6 @@ instance Enum LinuxDistro where
   fromEnum Exherbo = 11
   fromEnum OpenSUSE = 12
   fromEnum UnknownLinux = 13
-  fromEnum (OtherLinux _) = error "fromEnum: OtherLinux"
 
 instance Bounded LinuxDistro where
   minBound = Debian
@@ -319,7 +316,6 @@ distroToString Gentoo = "gentoo"
 distroToString Exherbo = "exherbo"
 distroToString OpenSUSE = "opensuse"
 distroToString UnknownLinux = "unknown"
-distroToString (OtherLinux str) = str
 
 instance Pretty LinuxDistro where
   pPrint = text . distroToString
diff --git a/lib/GHCup/Types/JSON.hs b/lib/GHCup/Types/JSON.hs
index 07126634..a4a3c941 100644
--- a/lib/GHCup/Types/JSON.hs
+++ b/lib/GHCup/Types/JSON.hs
@@ -50,7 +50,6 @@ import qualified Text.Megaparsec               as MP
 import qualified Text.Megaparsec.Char          as MPC
 
 instance ToJSON LinuxDistro where
-  toJSON (OtherLinux x) = String (T.pack x)
   toJSON x = String . T.pack . show $ x
 
 instance FromJSON LinuxDistro where
@@ -69,7 +68,7 @@ instance FromJSON LinuxDistro where
     "exherbo"  -> pure Exherbo
     "opensuse" -> pure OpenSUSE
     "unknownlinux" -> pure UnknownLinux
-    _          -> pure (OtherLinux $ T.unpack t)
+    _ -> fail "Unknown Linux distro"
 
 deriveJSON defaultOptions { fieldLabelModifier = removeLensFieldLabel } ''MetaMode
 deriveJSON defaultOptions { fieldLabelModifier = removeLensFieldLabel } ''Architecture
@@ -142,7 +141,6 @@ instance ToJSONKey Platform where
   toJSONKey = toJSONKeyText $ \case
     Darwin  -> T.pack "Darwin"
     FreeBSD -> T.pack "FreeBSD"
-    Linux (OtherLinux s) -> T.pack ("Linux_" <> s)
     Linux d -> T.pack ("Linux_" <> show d)
     Windows -> T.pack "Windows"
 
diff --git a/test/ghcup-test/GHCup/ArbitraryTypes.hs b/test/ghcup-test/GHCup/ArbitraryTypes.hs
index 916add68..44f8d5f9 100644
--- a/test/ghcup-test/GHCup/ArbitraryTypes.hs
+++ b/test/ghcup-test/GHCup/ArbitraryTypes.hs
@@ -136,9 +136,8 @@ instance Arbitrary DownloadInfo where
   shrink    = genericShrink
 
 instance Arbitrary LinuxDistro where
-  arbitrary = do
-    let other = OtherLinux <$> listOf (elements ['a' .. 'z'])
-    oneof (other:(pure <$> allDistros))
+  arbitrary =
+    oneof (pure <$> allDistros)
 
 instance Arbitrary Platform where
   arbitrary = genericArbitrary