diff --git a/pkgs/development/libraries/SDL2_ttf/2.0.15.nix b/pkgs/development/libraries/SDL2_ttf/2.0.15.nix
deleted file mode 100644
index a5057c0fbec8..000000000000
--- a/pkgs/development/libraries/SDL2_ttf/2.0.15.nix
+++ /dev/null
@@ -1,25 +0,0 @@
-{ lib, stdenv, pkg-config, darwin, fetchurl, SDL2, freetype, libGL }:
-
-stdenv.mkDerivation rec {
-  pname = "SDL2_ttf";
-  version = "2.0.15";
-
-  src = fetchurl {
-    url = "https://www.libsdl.org/projects/SDL_ttf/release/${pname}-${version}.tar.gz";
-    sha256 = "0cyd48dipc0m399qy8s03lci8b0bpiy8xlkvrm2ia7wcv0dfpv59";
-  };
-
-  configureFlags = lib.optional stdenv.isDarwin "--disable-sdltest";
-
-  nativeBuildInputs = [ pkg-config ];
-
-  buildInputs = [ SDL2 freetype libGL ]
-    ++ lib.optional stdenv.isDarwin darwin.libobjc;
-
-  meta = with lib; {
-    description = "SDL TrueType library";
-    platforms = platforms.unix;
-    license = licenses.zlib;
-    homepage = "https://www.libsdl.org/projects/SDL_ttf/";
-  };
-}
diff --git a/pkgs/games/linthesia/default.nix b/pkgs/games/linthesia/default.nix
index 0914722a9acb..0fd252e7ba5d 100644
--- a/pkgs/games/linthesia/default.nix
+++ b/pkgs/games/linthesia/default.nix
@@ -1,15 +1,31 @@
-{ lib, stdenv, fetchFromGitHub, meson, ninja, pkg-config, python3, libGL, libGLU
-, alsa-lib, glibmm, sqlite, SDL2, SDL2_ttf_2_0_15, SDL2_image, gtk3, wrapGAppsHook }:
+{ lib
+, SDL2
+, SDL2_image
+, SDL2_ttf
+, alsa-lib
+, fetchFromGitHub
+, glibmm
+, gtk3
+, libGL
+, libGLU
+, meson
+, ninja
+, pkg-config
+, python3
+, sqlite
+, stdenv
+, wrapGAppsHook
+}:
 
 stdenv.mkDerivation rec {
   pname = "linthesia";
-  version = "0.8.0";
+  version = "unstable-2023-05-23";
 
   src = fetchFromGitHub {
     owner = "linthesia";
     repo = "linthesia";
-    rev = version;
-    sha256 = "sha256-bdW0RlV14ttnK8NizfNfXmZ7zlJOqZCpVvt8vT2Pjys=";
+    rev = "1f2701241f8865c2f5c14a97b81ae64884cf0396";
+    sha256 = "sha256-3uPcpDUGtAGW9q/u8Cn+0bNqikII1Y/a0PKARW/5nao=";
   };
 
   postPatch = ''
@@ -24,7 +40,7 @@ stdenv.mkDerivation rec {
     glibmm
     sqlite
     SDL2
-    SDL2_ttf_2_0_15
+    SDL2_ttf
     SDL2_image
     gtk3.out # icon cache
   ];
@@ -34,5 +50,6 @@ stdenv.mkDerivation rec {
     inherit (src.meta) homepage;
     license = licenses.gpl2Plus;
     platforms = platforms.linux;
+    maintainers = with maintainers; [ ckie ];
   };
 }
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 1a7fb252bad3..862c6bca7e3e 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -24406,8 +24406,6 @@ with pkgs;
 
   SDL2_ttf = callPackage ../development/libraries/SDL2_ttf { };
 
-  SDL2_ttf_2_0_15 = callPackage ../development/libraries/SDL2_ttf/2.0.15.nix { };
-
   sdrplay = callPackage ../applications/radio/sdrplay { };
 
   sdrpp = callPackage ../applications/radio/sdrpp {