diff --git a/tests/golden/output_arduino_single.txt b/tests/golden/output_arduino_single.txt
index ebcc9f0..44ca337 100644
--- a/tests/golden/output_arduino_single.txt
+++ b/tests/golden/output_arduino_single.txt
@@ -1,5 +1,5 @@
 const unsigned char epd_bitmap [] PROGMEM = {
-	// 'test_pattern, 32x24px
+	// 'test_pattern', 32x24px
 	0x33, 0x33, 0x00, 0xff, 0x33, 0x33, 0x00, 0xff, 0xcc, 0xcc, 0x00, 0xff, 0xcc, 0xcc, 0x00, 0xff, 
 	0x33, 0x33, 0x00, 0xff, 0x33, 0x33, 0x00, 0xff, 0xcc, 0xcc, 0x00, 0xff, 0xcc, 0xcc, 0x00, 0xff, 
 	0x33, 0x33, 0x00, 0xff, 0x33, 0x33, 0x00, 0xff, 0xcc, 0xcc, 0x00, 0xff, 0xcc, 0xcc, 0x00, 0xff,