diff --git a/scripts/blog.py b/scripts/blog.py
index 2c02430..008ac8b 100755
--- a/scripts/blog.py
+++ b/scripts/blog.py
@@ -882,7 +882,7 @@ class BlogRenderer(HTMLRenderer):
         return f'<div class="{mistune.escape(classes)}">{text}</div>'
 
     def image(self, text: str, alt: str, type: str, width: int, height: int) -> str:
-        return f'<img title="{mistune.escape(alt)}" src="{text}" alt="{mistune.escape(alt)}" type="{type}" data-width="{width}" data-height="{height}" loading=lazy />'
+        return f'<img title="{mistune.escape(alt)}" src="{text}" alt="{mistune.escape(alt)}" type="{type}" width="{width}" height="{height}" loading=lazy />'
 
     def audio(self, text: str, alt: str, type: str) -> str:
         return f'<audio controls title="{mistune.escape(alt)}"> <source src="{text}" type="{type}" {alt} /> </audio>'