diff --git a/.hugo_build.lock b/.hugo_build.lock
new file mode 100644
index 0000000..e69de29
diff --git a/assets/images/marko.jpeg b/assets/images/marko.jpeg
new file mode 100644
index 0000000..4737a45
Binary files /dev/null and b/assets/images/marko.jpeg differ
diff --git a/assets/images/marko.png b/assets/images/marko.png
deleted file mode 100644
index 6104bb8..0000000
Binary files a/assets/images/marko.png and /dev/null differ
diff --git a/config/_default/params.toml b/config/_default/params.toml
index 214f9a2..a5a792b 100644
--- a/config/_default/params.toml
+++ b/config/_default/params.toml
@@ -9,8 +9,8 @@ gitForge = "gitea"
 enable = false
 
 [logo]
-main = "/images/marko.png"
-inverted = "/images/marko.png"
+main = "/images/marko.jpeg"
+inverted = "/images/marko.jpeg"
 favicon = "/favicon.png"
 
 [features.toc]
diff --git a/data/en/author.toml b/data/en/author.toml
index a41b39a..875aa03 100644
--- a/data/en/author.toml
+++ b/data/en/author.toml
@@ -1,7 +1,7 @@
 name = "Marko Korhonen"
 nickname = "Marko"
 greeting = "Hi, I am"
-image = "images/marko.png"
+image = "/images/marko.jpeg"
 summary = [
   "I am a developer",
   "I love open source",
diff --git a/data/fi/author.toml b/data/fi/author.toml
index dbd1b3c..86c3088 100644
--- a/data/fi/author.toml
+++ b/data/fi/author.toml
@@ -1,7 +1,7 @@
 name = "Marko Korhonen"
 nickname = "Marko"
 greeting = "Hei, olen"
-image = "images/marko.png"
+image = "/images/marko.jpeg"
 summary = [
   "Olen kehittäjä",
   "Tykkään avoimesta lähdekoodista",