diff --git a/src/Fantomas.Tests/StringTests.fs b/src/Fantomas.Tests/StringTests.fs
index b020c0b62a..53eb3ce05a 100644
--- a/src/Fantomas.Tests/StringTests.fs
+++ b/src/Fantomas.Tests/StringTests.fs
@@ -339,3 +339,8 @@ let s =
     \"\"\"aaaa   
 bbb\"\"\"
 "
+
+[<Test>]
+let ``unicode null character should be recognized as a trivia item, 2050`` () =
+    formatSourceString false "let s = \"\\000\"" config
+    |> should equal "let s = \"\\000\"\n"
diff --git a/src/Fantomas/TokenParser.fs b/src/Fantomas/TokenParser.fs
index 3d6a1c7c49..05ac947bfa 100644
--- a/src/Fantomas/TokenParser.fs
+++ b/src/Fantomas/TokenParser.fs
@@ -522,7 +522,7 @@ let private (|InterpStringEndOrPartToken|_|) token =
         None
 
 let escapedCharacterRegex =
-    System.Text.RegularExpressions.Regex("(\\\\(a|b|f|n|r|t|u|v|x|'|\\\"|\\\\))+")
+    System.Text.RegularExpressions.Regex("(\\\\(a|b|f|n|r|t|u|v|x|0|'|\\\"|\\\\))+")
 
 let private (|MultipleStringTextTokens|_|) tokens =
     let f _ =