diff --git a/CHANGELOG.md b/CHANGELOG.md
index 0433661..55c13d9 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,8 @@
+## v0.0.1
+
+- fix bug whereby a `subtitle` custom PGN header was rendering on a separate page. It now appears under the title
+- remove old tests and commented out code
+
 ## v0.0.1-rc.2
 
 - add correct versioning metadata
diff --git a/lib/latex_helpers.ml b/lib/latex_helpers.ml
index a6923d6..d5b0409 100644
--- a/lib/latex_helpers.ml
+++ b/lib/latex_helpers.ml
@@ -34,7 +34,7 @@ let build_title_string event title subtitle =
   match (event, title, subtitle) with
   | event, "", "" -> "\\title{" ^ escape_tex event ^ "}"
   | _event, title, subtitle ->
-      "\\title{" ^ title ^ "}\\\\[2ex]\\large{" ^ subtitle ^ "}"
+      "\\title{" ^ title ^ "\\\\[2ex]\\large{" ^ subtitle ^ "}}"
 
 (* Date and Site string builder *)
 let build_date_site_string date site =
diff --git a/lib/parsing.ml b/lib/parsing.ml
index fade544..887eb9a 100644
--- a/lib/parsing.ml
+++ b/lib/parsing.ml
@@ -28,15 +28,3 @@ let parse_pgn s =
   in
   try MenhirLib.Convert.Simplified.traditional2revised Parser.main provider
   with _ -> failwith "Parse error"
-
-(* let parse_diagram_json json_str =
-  let json = Yojson.Basic.from_string json_str in
-  let json_assoc = Yojson.Basic.Util.to_assoc json in
-
-  List.fold_left
-    (fun acc (key_str, json_value) ->
-      let value_string = Yojson.Basic.Util.to_string json_value in
-      match int_of_string_opt key_str with
-      | Some k -> Pgn2tex.MoveMap.add k value_string acc
-      | None -> acc)
-    Pgn2tex.MoveMap.empty json_assoc *)
diff --git a/test/pgn_examples/12.pgn b/test/pgn_examples/12.pgn
new file mode 100644
index 0000000..e4260bd
--- /dev/null
+++ b/test/pgn_examples/12.pgn
@@ -0,0 +1,7 @@
+[Result "*"]
+[Title "Some Title"]
+[Subtitle "Some Subtitle"]
+[Date "2025.12.23"]
+[Author "Some Author"]
+
+1. d4 d5 2. c4 dxc4 3. e4 Nf6 4. e5 Nd5 5. Bxc4 Nb6 6. Bb3 e6 (6... Nc6) 7. Nf3 c5 8. Be3 N8d7 9. O-O c4 10. Bc2 Nd5 11. Nc3 N7b6 12. Be4 Bb4 13. Bxd5 Nxd5? (13... Bxc3) 14. Nxd5 exd5 15. Qa4+ Bd7 16. Qxb4 Qb6 17. Qxb6 axb6 18. Rfc1 O-O 19. Nd2 Bf5 20. b3 b5 21. a4 cxb3 22. Nxb3 bxa4 23. Nc5 b5 24. Bd2 Rfe8 25. Bb4 Rac8 26. Nb7 Rxc1+ 27. Rxc1 Rc8 28. Rxc8+ Bxc8 29. Nd6 Bd7 30. f4 g6 31. Kf2 Kg7 32. h3 *
\ No newline at end of file
diff --git a/test/test_latex.ml b/test/test_latex.ml
index 9ab2e1d..2de7f15 100644
--- a/test/test_latex.ml
+++ b/test/test_latex.ml
@@ -111,7 +111,7 @@ let test_title =
       ae "\\title{some event}"
         (Latex_helpers.build_title_string "some event" "" "") );
     ( "Title and subtitle" >:: fun _ ->
-      ae "\\title{Some title}\\\\[2ex]\\large{Some subtitle}"
+      ae "\\title{Some title\\\\[2ex]\\large{Some subtitle}}"
         (Latex_helpers.build_title_string "irrelevant" "Some title"
            "Some subtitle") );
   ]
diff --git a/test/test_pgn2tex.ml b/test/test_pgn2tex.ml
index 9c07b7e..3b29a84 100644
--- a/test/test_pgn2tex.ml
+++ b/test/test_pgn2tex.ml
@@ -83,61 +83,12 @@ let test_pgn_with_clock_to_tex _ctxt =
   ae expected actual;
   close_in ic
 
-let test_pgn_with_unsupported_text _ctxt =
-  let filename = "pgn_examples/4.pgn" in
-  let ic = In_channel.open_text filename in
-  let input_string = In_channel.input_all ic in
-  let actual = Pgn2tex.to_tex input_string ~diagram_data ~clock:true in
-  let expected =
-    {|\title{Casual Rapid game}
-\author{montillo2015 (1919) vs. reassessyourchess (1869)}
-\date{2023.12.03, https://lichess.org/9Z0taHcG}\maketitle
-\newchessgame
-\textbf{1.} \textbf{d4} \textbf{1...} \textbf{Nf6} \textbf{2.} \textbf{Nf3} \textbf{2...} \textbf{d5} \textbf{3.} \textbf{e3}\par\nobreak 0:10:01\par\nobreak\chessboard[setfen=rnbqkbnr/pp1ppppp/8/2p5/4P3/8/PPPP1PPP/RNBQKBNR w KQkq c6 0 3, vmargin=false]\par\medskip\nobreak\ 0:10:00\par \textbf{3...} \textbf{e6}\par\nobreak 0:10:01\par\nobreak\chessboard[setfen=rnbqkbnr/pp1ppppp/8/2p5/4P3/8/PPPP1PPP/RNBQKBNR w KQkq c6 0 3, vmargin=false]\par\medskip\nobreak\ 0:10:01\par \newline D05 Queen's Pawn Game: Colle System\par \textbf{4.} \textbf{a3} \textbf{4...} \textbf{c5} \textbf{5.} \textbf{c4} \textbf{5...} \textbf{Nc6}\par\nobreak 0:10:02\par\nobreak\chessboard[setfen=rnbqkbnr/pp1ppppp/8/2p5/4P3/8/PPPP1PPP/RNBQKBNR w KQkq c6 0 3, vmargin=false]\par\medskip\nobreak\ 0:10:02\par \textbf{6.} \textbf{dxc5} \textbf{6...} \textbf{Bxc5} \textbf{7.} \textbf{b4} \textbf{7...} \textbf{Be7} \textbf{8.} \textbf{Bb2}\par\nobreak 0:10:00\par\nobreak\chessboard[setfen=rnbqkbnr/pp1ppppp/8/2p5/4P3/8/PPPP1PPP/RNBQKBNR w KQkq c6 0 3, vmargin=false]\par\medskip\nobreak\ 0:10:03\par \textbf{8...} \textbf{dxc4} \textbf{9.} \textbf{Qxd8+} \textbf{9...} \textbf{Nxd8} \textbf{10.} \textbf{Bxc4} \textbf{10...} \textbf{O-O} \textbf{11.} \textbf{O-O} \textbf{11...} \textbf{a6} \textbf{12.} \textbf{Nc3} \textbf{12...} \textbf{b5} \textbf{13.} \textbf{Be2} \textbf{13...} \textbf{Bb7} \textbf{14.} \textbf{Nd4} \textbf{14...} \textbf{Ne4} \textbf{15.} \textbf{Nxe4} \textbf{15...} \textbf{Bxe4} \textbf{16.} \textbf{Bf3} \textbf{16...} \textbf{Bxf3} \textbf{17.} \textbf{Nxf3} \textbf{17...} \textbf{Nc6} \textbf{18.} \textbf{Rac1} \textbf{18...} \textbf{Rac8} \textbf{19.} \textbf{Rfd1} \textbf{19...} \textbf{Rfd8} \textbf{20.} \textbf{Rxd8+} \textbf{20...} \textbf{Rxd8} \textbf{21.} \textbf{g3} \textbf{21...} \textbf{Nb8} \textbf{22.} \textbf{Rc7} \textbf{22...} \textbf{Bd6} \textbf{23.} \textbf{Rc2} \textbf{23...} \textbf{f6} \textbf{24.} \textbf{Kg2} \textbf{24...} \textbf{e5} \textbf{25.} \textbf{h4} \textbf{25...} \textbf{e4} \textbf{26.} \textbf{Nd4} \textbf{26...} \textbf{Kf7} \textbf{27.} \textbf{Nf5} \textbf{27...} \textbf{Nd7} \textbf{28.} \textbf{Nxd6+} \newline Black resigns.\par \textbf{1-0}|}
-  in
-  ae expected actual;
-  close_in ic
-
-let test_pgn_with_custom_headers _ctxt =
-  let filename = "pgn_examples/7.pgn" in
-  let ic = In_channel.open_text filename in
-  let input_string = In_channel.input_all ic in
-  let actual = Pgn2tex.to_tex input_string ~diagram_data ~clock:false in
-  let expected =
-    {|\title{Casual Rapid game}
-\author{montillo2015 (1919) vs. reassessyourchess (1869)}
-\date{2023.12.03, https://lichess.org/9Z0taHcG}\maketitle
-\newchessgame
-\textbf{1.} \textbf{d4} \textbf{1...} \textbf{Nf6} \textbf{2.} \textbf{Nf3} \textbf{2...} \textbf{d5} \textbf{3.} \textbf{e3}\par\nobreak 0:10:01\par\nobreak\chessboard[setfen=rnbqkbnr/pp1ppppp/8/2p5/4P3/8/PPPP1PPP/RNBQKBNR w KQkq c6 0 3, vmargin=false]\par\medskip\nobreak\ 0:10:00\par \textbf{3...} \textbf{e6}\par\nobreak 0:10:01\par\nobreak\chessboard[setfen=rnbqkbnr/pp1ppppp/8/2p5/4P3/8/PPPP1PPP/RNBQKBNR w KQkq c6 0 3, vmargin=false]\par\medskip\nobreak\ 0:10:01\par \newline D05 Queen's Pawn Game: Colle System\par \textbf{4.} \textbf{a3} \textbf{4...} \textbf{c5} \textbf{5.} \textbf{c4} \textbf{5...} \textbf{Nc6}\par\nobreak 0:10:02\par\nobreak\chessboard[setfen=rnbqkbnr/pp1ppppp/8/2p5/4P3/8/PPPP1PPP/RNBQKBNR w KQkq c6 0 3, vmargin=false]\par\medskip\nobreak\ 0:10:02\par \textbf{6.} \textbf{dxc5} \textbf{6...} \textbf{Bxc5} \textbf{7.} \textbf{b4} \textbf{7...} \textbf{Be7} \textbf{8.} \textbf{Bb2}\par\nobreak 0:10:00\par\nobreak\chessboard[setfen=rnbqkbnr/pp1ppppp/8/2p5/4P3/8/PPPP1PPP/RNBQKBNR w KQkq c6 0 3, vmargin=false]\par\medskip\nobreak\ 0:10:03\par \textbf{8...} \textbf{dxc4} \textbf{9.} \textbf{Qxd8+} \textbf{9...} \textbf{Nxd8} \textbf{10.} \textbf{Bxc4} \textbf{10...} \textbf{O-O} \textbf{11.} \textbf{O-O} \textbf{11...} \textbf{a6} \textbf{12.} \textbf{Nc3} \textbf{12...} \textbf{b5} \textbf{13.} \textbf{Be2} \textbf{13...} \textbf{Bb7} \textbf{14.} \textbf{Nd4} \textbf{14...} \textbf{Ne4} \textbf{15.} \textbf{Nxe4} \textbf{15...} \textbf{Bxe4} \textbf{16.} \textbf{Bf3} \textbf{16...} \textbf{Bxf3} \textbf{17.} \textbf{Nxf3} \textbf{17...} \textbf{Nc6} \textbf{18.} \textbf{Rac1} \textbf{18...} \textbf{Rac8} \textbf{19.} \textbf{Rfd1} \textbf{19...} \textbf{Rfd8} \textbf{20.} \textbf{Rxd8+} \textbf{20...} \textbf{Rxd8} \textbf{21.} \textbf{g3} \textbf{21...} \textbf{Nb8} \textbf{22.} \textbf{Rc7} \textbf{22...} \textbf{Bd6} \textbf{23.} \textbf{Rc2} \textbf{23...} \textbf{f6} \textbf{24.} \textbf{Kg2} \textbf{24...} \textbf{e5} \textbf{25.} \textbf{h4} \textbf{25...} \textbf{e4} \textbf{26.} \textbf{Nd4} \textbf{26...} \textbf{Kf7} \textbf{27.} \textbf{Nf5} \textbf{27...} \textbf{Nd7} \textbf{28.} \textbf{Nxd6+} \newline Black resigns.\par \textbf{1-0}|}
-  in
-  ae expected actual;
-  close_in ic
-
-let test_pgn_with_different_unsupported_text _ctxt =
-  let filename = "pgn_examples/10.pgn" in
-  let ic = In_channel.open_text filename in
-  let input_string = In_channel.input_all ic in
-  let actual = Pgn2tex.to_tex input_string ~diagram_data ~clock:false in
-  let expected =
-    {|\title{Casual Rapid game}
-\author{montillo2015 (1919) vs. reassessyourchess (1869)}
-\date{2023.12.03, https://lichess.org/9Z0taHcG}\maketitle
-\newchessgame
-\textbf{1.} \textbf{d4} \textbf{1...} \textbf{Nf6} \textbf{2.} \textbf{Nf3} \textbf{2...} \textbf{d5} \textbf{3.} \textbf{e3}\par\nobreak 0:10:01\par\nobreak\chessboard[setfen=rnbqkbnr/pp1ppppp/8/2p5/4P3/8/PPPP1PPP/RNBQKBNR w KQkq c6 0 3, vmargin=false]\par\medskip\nobreak\ 0:10:00\par \textbf{3...} \textbf{e6}\par\nobreak 0:10:01\par\nobreak\chessboard[setfen=rnbqkbnr/pp1ppppp/8/2p5/4P3/8/PPPP1PPP/RNBQKBNR w KQkq c6 0 3, vmargin=false]\par\medskip\nobreak\ 0:10:01\par \newline D05 Queen's Pawn Game: Colle System\par \textbf{4.} \textbf{a3} \textbf{4...} \textbf{c5} \textbf{5.} \textbf{c4} \textbf{5...} \textbf{Nc6}\par\nobreak 0:10:02\par\nobreak\chessboard[setfen=rnbqkbnr/pp1ppppp/8/2p5/4P3/8/PPPP1PPP/RNBQKBNR w KQkq c6 0 3, vmargin=false]\par\medskip\nobreak\ 0:10:02\par \textbf{6.} \textbf{dxc5} \textbf{6...} \textbf{Bxc5} \textbf{7.} \textbf{b4} \textbf{7...} \textbf{Be7} \textbf{8.} \textbf{Bb2}\par\nobreak 0:10:00\par\nobreak\chessboard[setfen=rnbqkbnr/pp1ppppp/8/2p5/4P3/8/PPPP1PPP/RNBQKBNR w KQkq c6 0 3, vmargin=false]\par\medskip\nobreak\ 0:10:03\par \textbf{8...} \textbf{dxc4} \textbf{9.} \textbf{Qxd8+} \textbf{9...} \textbf{Nxd8} \textbf{10.} \textbf{Bxc4} \textbf{10...} \textbf{O-O} \textbf{11.} \textbf{O-O} \textbf{11...} \textbf{a6} \textbf{12.} \textbf{Nc3} \textbf{12...} \textbf{b5} \textbf{13.} \textbf{Be2} \textbf{13...} \textbf{Bb7} \textbf{14.} \textbf{Nd4} \textbf{14...} \textbf{Ne4} \textbf{15.} \textbf{Nxe4} \textbf{15...} \textbf{Bxe4} \textbf{16.} \textbf{Bf3} \textbf{16...} \textbf{Bxf3} \textbf{17.} \textbf{Nxf3} \textbf{17...} \textbf{Nc6} \textbf{18.} \textbf{Rac1} \textbf{18...} \textbf{Rac8} \textbf{19.} \textbf{Rfd1} \textbf{19...} \textbf{Rfd8} \textbf{20.} \textbf{Rxd8+} \textbf{20...} \textbf{Rxd8} \textbf{21.} \textbf{g3} \textbf{21...} \textbf{Nb8} \textbf{22.} \textbf{Rc7} \textbf{22...} \textbf{Bd6} \textbf{23.} \textbf{Rc2} \textbf{23...} \textbf{f6} \textbf{24.} \textbf{Kg2} \textbf{24...} \textbf{e5} \textbf{25.} \textbf{h4} \textbf{25...} \textbf{e4} \textbf{26.} \textbf{Nd4} \textbf{26...} \textbf{Kf7} \textbf{27.} \textbf{Nf5} \textbf{27...} \textbf{Nd7} \textbf{28.} \textbf{Nxd6+} \newline Black resigns.\par \textbf{1-0}|}
-  in
-  ae expected actual;
-  close_in ic
-
 let suite =
   "pgn2tex tests"
   >::: [
          "json_str_to_map" >:: test_json_str_to_map;
          "basic_pgn_to_tex" >:: test_basic_pgn_to_tex;
          "pgn_with_clock_to_tex" >:: test_pgn_with_clock_to_tex;
-         (* "pgn_with_unsupported_text" >:: test_pgn_with_unsupported_text; *)
-         (* "pgn_with_custom_headers" >:: test_pgn_with_custom_headers; *)
-         (* "pgn_with_different_unsupported_text"
-         >:: test_pgn_with_different_unsupported_text; *)
        ]
 
 let () = run_test_tt_main suite