diff --git a/config/exif_example.yaml b/config/exif_example.yaml
index 1127702..11b03fe 100644
--- a/config/exif_example.yaml
+++ b/config/exif_example.yaml
@@ -1,35 +1,34 @@
-# Example file
 artist:
-  - Mr. Finchum
-  - John Doe
+- Mr. Finchum
+- John Doe
 copyright_info:
-  - All Rights Reserved
-  - CC BY-NC 4.0
-  - No Copyright
+- All Rights Reserved
+- CC BY-NC 4.0
+- No Copyright
 image_description:
-  - ILFORD DELTA 3200
-  - ILFORD ILFOCOLOR
-  - LomoChrome Turquoise
-  - Kodak 200
+- ILFORD DELTA 3200
+- ILFORD ILFOCOLOR
+- LomoChrome Turquoise
+- Kodak 200
 iso:
-  - "100"
-  - "200"
-  - "400"
-  - "800"
-  - "1000"
-  - "1600"
-  - "3200"
+- '100'
+- '200'
+- '400'
+- '800'
+- '1000'
+- '1600'
+- '3200'
 lens:
-  - Nikon LENS SERIES E 50mm
-  - AF NIKKOR 35-70mm
-  - Canon FD 50mm f/1.4 S.S.C
+- Nikon LENS SERIES E 50mm
+- AF NIKKOR 35-70mm
+- Canon FD 50mm f/1.4 S.S.C
 make:
-  - Nikon
-  - Canon
+- Nikon
+- Canon
 model:
-  - FG
-  - F50
-  - AE-1
+- FG
+- F50
+- AE-1
 user_comment:
-  - Scanner.NORITSU-KOKI
-  - Scanner.NA
+- Scanner.NORITSU-KOKI
+- Scanner.NA