diff --git a/Lexer.mll b/Lexer.mll
index fa4654148..cacbba693 100644
--- a/Lexer.mll
+++ b/Lexer.mll
@@ -333,7 +333,7 @@ module Make (Token: TOKEN) : (S with module Token = Token) =
       Invalid_utf8_sequence ->
         "Invalid UTF-8 sequence.\n"
     | Unexpected_character c ->
-        sprintf "Unexpected character '%c'.\n" c
+        sprintf "Unexpected character '%s'.\n" (Char.escaped c)
     | Undefined_escape_sequence ->
         "Undefined escape sequence.\n\
          Hint: Remove or replace the sequence.\n"
diff --git a/Version.ml b/Version.ml
deleted file mode 100644
index 1a9a1e643..000000000
--- a/Version.ml
+++ /dev/null
@@ -1 +0,0 @@
-let version = "629bb48b8f2d08187324e4ab0e649f4f784bb21b"