diff --git a/comics_data.py b/comics_data.py
index a0659d3..a0bfaff 100644
--- a/comics_data.py
+++ b/comics_data.py
@@ -5,21 +5,21 @@ COMICS = [
     {
         'number': 1,
         'title': 'First Comic',
-        'filename': 'comic-001.png',
+        'filename': 'comic-001.jpg',
         'date': '2025-01-01',
         'alt_text': 'The very first comic',
         'author_note': 'This is where your comic journey begins!'
     },
     {
         'number': 2,
-        'filename': 'comic-002.png',
+        'filename': 'comic-002.jpg',
         'date': '2025-01-08',
         'alt_text': 'The second comic',
     },
     {
         'number': 3,
         'title': 'Third Comic',
-        'filename': 'comic-003.png',
+        'filename': 'comic-003.jpg',
         'date': '2025-01-15',
         'alt_text': 'The third comic',
         'author_note': 'Things are getting interesting!'
diff --git a/static/images/comics/comic-001.jpg b/static/images/comics/comic-001.jpg
new file mode 100644
index 0000000..9125c0e
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diff --git a/static/images/comics/comic-002.jpg b/static/images/comics/comic-002.jpg
new file mode 100644
index 0000000..57cd060
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diff --git a/static/images/comics/comic-003.jpg b/static/images/comics/comic-003.jpg
new file mode 100644
index 0000000..e182471
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