diff --git a/_quarto-blog.yml b/_quarto-blog.yml
index cadadf5..a3f0b72 100644
--- a/_quarto-blog.yml
+++ b/_quarto-blog.yml
@@ -3,6 +3,8 @@ project:
   output-dir: /home/marty/projects/hosting/webpage/src/content/blog/2024-07-02-nuclear-explosions-analysis
   render:
     - index.qmd
+  post-render:
+    - tools/fix-astro-img.py
 
 format:
   hugo-md:
diff --git a/tools/fix-astro-img.py b/tools/fix-astro-img.py
new file mode 100644
index 0000000..c4badde
--- /dev/null
+++ b/tools/fix-astro-img.py
@@ -0,0 +1,26 @@
+#!/usr/bin/env python3
+# Replaces all img tags with markdown ![image-tags](./aiming/at/output/dir)
+
+import re
+import os
+import sys
+
+if not os.getenv("QUARTO_PROJECT_RENDER_ALL"):
+    sys.exit(0)
+
+q_output_dir = os.getenv("QUARTO_PROJECT_OUTPUT_DIR")
+q_output_files = os.getenv("QUARTO_PROJECT_OUTPUT_FILES")
+if not q_output_files:
+    sys.exit(1)
+
+for fname in q_output_files.splitlines():
+    if not fname.endswith(".md"):
+        continue
+
+    with open(fname, "r") as f:
+        content = f.read()
+
+    modified = re.sub(r'<img src="(.+?)".*/>', r"![fig](./\1)", content)
+
+    with open(fname, "w") as f:
+        f.write(modified)