 	# Macro: .BI
 	"macro-bold-italic":
 		name: "markup.bold-italic.roff"
-		begin: "^([.'][ \t]*BI)(?=[ \t]|$)"
+		begin: "^([.'][ \t]*BI)(?=[ \t\\\\]|$)"
 		end:   "(?<!\\\\)(?=\n)"
 		beginCaptures:
 			1: {name: "entity.function.name.roff"}

	# Macro: .RI
	"macro-roman-italic":
		name: "markup.roman-italic.roff"
		begin: "^([.'][ \t]*RI)(?=[ \t]|$)"
		end:   "(?<!\\\\)(?=\n)"
		beginCaptures:
			1: {name: "entity.function.name.roff"}

	# Macro: .IR
	"macro-italic-roman":
		name: "markup.italic-roman.roff"
		begin: "^([.'][ \t]*IR)(?=[ \t\\\\]|$)"
		end:   "(?<!\\\\)(?=\n)"
		beginCaptures:
			1: {name: "entity.function.name.roff"}
