diff --git a/minify.py b/minify.py
index 5adc29c..fce7588 100755
--- a/minify.py
+++ b/minify.py
@@ -1,25 +1,35 @@
 #!/usr/bin/env python3
 """Minify CSS, JS, and HTML files in the deploy directory in-place."""
 
+import re
 import sys
 from pathlib import Path
 
-import minify_html
+import rcssmin
+import rjsmin
 
 DEPLOY_DIR = Path("./deploy")
 
 
+def minify_html_content(content):
+    content = re.sub(r"<!--.*?-->", "", content, flags=re.DOTALL)  # remove comments
+    content = re.sub(r">\s+<", "><", content)  # collapse whitespace between tags
+    content = re.sub(r"\s{2,}", " ", content)  # collapse remaining whitespace
+    return content.strip()
+
+
 def minify_files():
+    handlers = {
+        ".css": lambda c: rcssmin.cssmin(c),
+        ".js": lambda c: rjsmin.jsmin(c, keep_bang_comments=False),
+        ".html": minify_html_content,
+    }
     for file in DEPLOY_DIR.rglob("*"):
-        if file.suffix not in {".html", ".css", ".js"}:
+        handler = handlers.get(file.suffix)
+        if not handler:
             continue
         content = file.read_text(encoding="utf-8")
-        minified = minify_html.minify(
-            content,
-            minify_js=True,
-            minify_css=True,
-        )
-        file.write_text(minified, encoding="utf-8")
+        file.write_text(handler(content), encoding="utf-8")
         print(f"{file.suffix.upper().rjust(5)}: {file}")
 
 
diff --git a/requirements.txt b/requirements.txt
index f1b9efc..aba80f0 100755
--- a/requirements.txt
+++ b/requirements.txt
@@ -9,7 +9,6 @@ Jinja2==3.1.6
 Markdown==3.10.2
 MarkupSafe==3.0.3
 mergedeep==1.3.4
-minify-html==0.15.0
 mkdocs==1.6.1
 mkdocs-autorefs==1.4.4
 mkdocs-get-deps==0.2.2
@@ -23,6 +22,8 @@ pymdown-extensions==10.21
 python-dateutil==2.9.0.post0
 PyYAML==6.0.3
 pyyaml_env_tag==1.1
+rcssmin==1.2.2
+rjsmin==1.2.4
 six==1.17.0
 watchdog==6.0.0
 zensical==0.0.27