diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index e290340..107b5f5 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -27,3 +27,9 @@ repos:
         language: system
         types: [python]
         args: ["--rcfile=pyproject.toml"]
+
+      - id: update-index-date
+        name: update-index-date
+        entry: poetry run python scripts/update_index_date.py
+        language: system
+        pass_filenames: false
diff --git a/index.html b/index.html
index fedef61..8ccfba4 100644
--- a/index.html
+++ b/index.html
@@ -39,7 +39,7 @@
                     "url": "https://sayyedasif.com/",
                     "jobTitle": "Data Scientist"
                 },
-                "dateModified": "2026-07-25"
+                "dateModified": "2026-07-26"
             },
             {
                 "@context": "https://schema.org",
@@ -53,7 +53,7 @@
                     "name": "Asif Sayyed",
                     "url": "https://sayyedasif.com/"
                 },
-                "dateModified": "2026-07-25"
+                "dateModified": "2026-07-26"
             },
             {
                 "@context": "https://schema.org",
@@ -143,7 +143,7 @@
 
         <main class="container">
             <header class="hero">
-                <div class="author-badge">Project by Asif Sayyed <span style="opacity: 0.7; margin-left: 10px;">| Last Updated: <time datetime="2026-07-25">July 25, 2026</time></span></div>
+                <div class="author-badge">Project by Asif Sayyed <span style="opacity: 0.7; margin-left: 10px;">| Last Updated: <time datetime="2026-07-26">July 26, 2026</time></span></div>
                 <h1 class="title">The Ship of Theseus</h1>
                 <p class="subtitle">
                     Track how much of your codebase's original code still
diff --git a/scripts/update_index_date.py b/scripts/update_index_date.py
new file mode 100644
index 0000000..f304c86
--- /dev/null
+++ b/scripts/update_index_date.py
@@ -0,0 +1,32 @@
+import re
+import datetime
+from pathlib import Path
+
+def update_date():
+    index_path = Path("index.html")
+    if not index_path.exists():
+        return
+
+    content = index_path.read_text(encoding="utf-8")
+    original_content = content
+    
+    now = datetime.datetime.now()
+    iso_date = now.strftime("%Y-%m-%d")
+    human_date = now.strftime("%B %d, %Y").replace(" 0", " ") # Format like 'July 26, 2026'
+
+    # Update dateModified in JSON-LD
+    content = re.sub(r'"dateModified": "\d{4}-\d{2}-\d{2}"', f'"dateModified": "{iso_date}"', content)
+    
+    # Update time tag
+    content = re.sub(
+        r'<time datetime="\d{4}-\d{2}-\d{2}">[^<]+</time>',
+        f'<time datetime="{iso_date}">{human_date}</time>',
+        content
+    )
+    
+    if content != original_content:
+        index_path.write_text(content, encoding="utf-8")
+        print(f"Updated index.html date to {iso_date}")
+
+if __name__ == "__main__":
+    update_date()