--- a/bash-completion.sh	Tue Jul 27 18:33:27 2021 +0200
+++ b/bash-completion.sh	Wed Jul 28 18:01:09 2021 +0200
@@ -32,9 +32,8 @@
 	PARSER_OPTIONS=(
 		"encoding"
 		"parse-encapsulated"
-		"tree-style"
-		"tree-with-namespaces"
-		"root-name"
+		"bit-string-symbol-0"
+		"bit-string-symbol-1"
 	);
 
 	ENCODINGS=(
@@ -56,6 +55,8 @@
 	elif [[ "$w1" == "--parser-option"                                  ]];    then COMPREPLY=($(compgen -W "${PARSER_OPTIONS[*]}" -- "$w0"))
 	elif [[ "$w2" == "--parser-option" && "$w1" == "encoding"                                 ]];    then COMPREPLY=($(compgen -W "${ENCODINGS[*]}" -- "$w0"))
 	elif [[ "$w2" == "--parser-option" && "$w1" == "parse-encapsulated"                       ]];    then COMPREPLY=($(compgen -W "${BOOLEAN_VALUES[*]}" -- "$w0"))
+	elif [[ "$w2" == "--parser-option" && "$w1" == "bit-string-symbol-0"     && "x$w0" == "x" ]];    then COMPREPLY=("'0'")
+	elif [[ "$w2" == "--parser-option" && "$w1" == "bit-string-symbol-1"     && "x$w0" == "x" ]];    then COMPREPLY=("'1'")
 	else
 		OPTIONS=(
 			"--relation"