diff --git a/mkdocs_static_i18n/plugin.py b/mkdocs_static_i18n/plugin.py
index 55c0649..3e93591 100644
--- a/mkdocs_static_i18n/plugin.py
+++ b/mkdocs_static_i18n/plugin.py
@@ -151,14 +151,19 @@ def on_page_markdown(self, markdown, page, config, files):
         The page_markdown event is called after the page's markdown is loaded from file
         and can be used to alter the Markdown source text.
 
-        Here we translate admonition types
+        Here we translate admonition and details titles.
         """
         admonition_translations = self.current_language_config.admonition_translations or {}
-        RE = re.compile(
-            r'^(!!! ?)([\w\-]+(?: +[\w\-]+)*)(?: +"(.*?)")? *$'
-        )  # Copied from https://github.com/Python-Markdown/markdown/blob/master/markdown/extensions/admonition.py and modified for a single-line processing
-        out = []
-        for line in markdown.splitlines():
+
+        marker = r"!{3}"  # Admonition marker
+        if "pymdownx.details" in config["markdown_extensions"]:
+            marker = r"(?:\?{3}\+?|!{3})"  # Admonition or Details marker
+
+        # Copied from https://github.com/Python-Markdown/markdown/blob/master/markdown/extensions/admonition.py and modified for a single-line processing
+        # Adapted to match the details extension as well
+        RE = re.compile('^(' + marker + r' ?)([\w\-]+(?: +[\w\-]+)*)(?: +"(.*?)")? *$')
+
+        def handle_admonition_translations(line):
             m = RE.match(line)
             if m:
                 type = m.group(2)
@@ -167,7 +172,13 @@ def on_page_markdown(self, markdown, page, config, files):
                 ) and type in admonition_translations:
                     title = admonition_translations[type]
                     line = m.group(1) + m.group(2) + f' "{title}"'
+            return line
+
+        out = []
+        for line in markdown.splitlines():
+            line = handle_admonition_translations(line)
             out.append(line)
+
         markdown = "\n".join(out)
         return markdown
 
diff --git a/tests/details/index.fr.md b/tests/details/index.fr.md
new file mode 100644
index 0000000..eb1e4f1
--- /dev/null
+++ b/tests/details/index.fr.md
@@ -0,0 +1,19 @@
+# Page d'accueil (french version)
+
+??? tip
+    Titre implicite dérivé du type d'avertissement, peut être remplacé en définissant `admonition_translations`
+
+???tip
+    Pareil sans espaces
+
+???+ tip
+    Same but opened by default
+
+???+tip
+    Same without space
+
+??? warning
+    Titre implicite dérivé du type d'avertissement, peut être remplacé en définissant `admonition_translations`
+
+??? warning "Heey"
+    Titre explicite, n'est pas traduit par `admonition_translations`
diff --git a/tests/details/index.md b/tests/details/index.md
new file mode 100644
index 0000000..f74851f
--- /dev/null
+++ b/tests/details/index.md
@@ -0,0 +1,19 @@
+# Home page
+
+??? tip
+    Implicit title derived from admonition type, can be overriden by setting `admonition_translations`
+
+???tip
+    Same without space
+
+???+ tip
+    Same but opened by default
+
+???+tip
+    Same without space
+
+??? warning
+    Implicit title derived from admonition type, can be overriden by setting `admonition_translations`
+
+??? warning "Heey"
+    Explicit title, isn't translated by `admonition_translations`
diff --git a/tests/test_details.py b/tests/test_details.py
new file mode 100644
index 0000000..2fba3b9
--- /dev/null
+++ b/tests/test_details.py
@@ -0,0 +1,46 @@
+import re
+import logging
+from pathlib import Path
+
+from mkdocs.commands.build import build
+from mkdocs.config.base import load_config
+
+def test_plugin_no_use_directory_urls_default_language_only():
+    mkdocs_config = load_config(
+        "tests/mkdocs.yml",
+        theme={"name": "material"},
+        docs_dir="details/",
+        plugins={
+            "i18n": {
+                "languages": [
+                    {
+                        "locale": "en",
+                        "name": "english",
+                        "default": True,
+                    },
+                    {
+                        "locale": "fr",
+                        "name": "français",
+                        "build": True,
+                        "admonition_translations": {
+                            "tip": "Conseil",
+                            "warning": "Avertissement",
+                        }
+                    },
+                ],
+            },
+        },
+        markdown_extensions=["admonition", "pymdownx.details"],
+    )
+
+    build(mkdocs_config)
+
+    site_dir = mkdocs_config["site_dir"]
+
+    with open(site_dir+'/index.html') as f:
+        admonition_titles = re.findall(r"<summary>([^<]*)", f.read())
+        assert(admonition_titles == ['Tip', 'Tip', 'Tip', 'Tip', 'Warning', 'Heey'])
+
+    with open(site_dir+'/fr/index.html') as f:
+        admonition_titles = re.findall(r"<summary>([^<]*)", f.read())
+        assert(admonition_titles == ['Conseil', 'Conseil', 'Conseil', 'Conseil', 'Avertissement', 'Heey'])