diff --git a/usr.bin/indent/lexi.c b/usr.bin/indent/lexi.c
index 7d71ecd5cc19..1a5938689e26 100644
--- a/usr.bin/indent/lexi.c
+++ b/usr.bin/indent/lexi.c
@@ -193,6 +193,7 @@ lexi(struct parser_state *state)
 
     /* Scan an alphanumeric token */
     if (isalnum((unsigned char)*buf_ptr) ||
+	*buf_ptr == '_' || *buf_ptr == '$' ||
 	(buf_ptr[0] == '.' && isdigit((unsigned char)buf_ptr[1]))) {
 	/*
 	 * we have a character or number
@@ -222,7 +223,7 @@ lexi(struct parser_state *state)
 	else
 	    while (isalnum((unsigned char)*buf_ptr) ||
 	        *buf_ptr == BACKSLASH ||
-		*buf_ptr == '_') {
+		*buf_ptr == '_' || *buf_ptr == '$') {
 		/* fill_buffer() terminates buffer with newline */
 		if (*buf_ptr == BACKSLASH) {
 		    if (*(buf_ptr + 1) == '\n') {
diff --git a/usr.bin/indent/tests/float.0 b/usr.bin/indent/tests/float.0
index ec441ec8870f..ea146e23d8a7 100644
--- a/usr.bin/indent/tests/float.0
+++ b/usr.bin/indent/tests/float.0
@@ -4,4 +4,5 @@ void t(void) {
 	double y[] = {0x1P+9F, 0.3, .1, 1.2f, 0xa.p01f, 3.14f, 2.L};
 	int z = 0b0101;
 	DO_NOTHING;
+	x._y = 5;
 }
diff --git a/usr.bin/indent/tests/float.0.stdout b/usr.bin/indent/tests/float.0.stdout
index 679bbfecfb18..891b03648655 100644
--- a/usr.bin/indent/tests/float.0.stdout
+++ b/usr.bin/indent/tests/float.0.stdout
@@ -6,4 +6,5 @@ t(void)
 	double		y[] = {0x1P+9F, 0.3, .1, 1.2f, 0xa.p01f, 3.14f, 2.L};
 	int		z = 0b0101;
 	DO_NOTHING;
+	x._y = 5;
 }