diff --git a/lib/tests/parse_key.c b/lib/tests/parse_key.c
index 4523241..9d4bb18 100644
--- a/lib/tests/parse_key.c
+++ b/lib/tests/parse_key.c
@@ -37,9 +37,7 @@ struct key {
 	const char text[49];
 	const unsigned char formatted[24];
 	int valid;
-};
-
-struct key keys[] = {
+} keys[] = {
 	{"010203040506070801020304050607080102030405060708",
 		{0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08,0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08},
 		1},
@@ -49,6 +47,9 @@ struct key keys[] = {
 	{"A1A2A3A4A5A6A7A8A1A2A3A4A5A6A7A8A1A2A3A4A5A6A7A8",
 		{0xa1, 0xa2, 0xa3, 0xa4, 0xa5, 0xa6, 0xa7, 0xa8, 0xa1, 0xa2, 0xa3, 0xa4, 0xa5, 0xa6, 0xa7, 0xa8,0xa1, 0xa2, 0xa3, 0xa4, 0xa5, 0xa6, 0xa7, 0xa8},
 		1},
+	{"This is not something considered valid hex......",
+		{},
+		0},
 };
 
 static int parse_key(const char *text, const unsigned char *expected, int valid) {