diff --git a/docs/conf.py b/docs/conf.py
index 3e294ac..cbe48a8 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -2,7 +2,6 @@
 
 from __future__ import annotations
 
-import os
 import re
 from typing import TYPE_CHECKING
 from pathlib import PurePosixPath
@@ -25,7 +24,6 @@
     "sphinx.ext.autosummary",
     "scanpydoc",
     "sphinx.ext.linkcode",  # needs to be after scanpydoc
-    "sphinx_search.extension",
 ]
 
 intersphinx_mapping = dict(
@@ -77,12 +75,6 @@ def test_search(value: str, pattern: str) -> bool:
 
 rtd_links_prefix = PurePosixPath("src")
 
-# PR versions don’t have a own search index
-if re.fullmatch(r"\d+", os.environ.get("READTHEDOCS_VERSION", "")):
-    rtd_sphinx_search_default_filter = (
-        f"subprojects:{os.getenv('READTHEDOCS_PROJECT')}/latest"
-    )
-
 
 def setup(app: Sphinx) -> None:
     """Set up custom Sphinx extension."""
diff --git a/pyproject.toml b/pyproject.toml
index 7a4e00a..21d66a1 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -34,7 +34,6 @@ test = [
 doc = [
     'scanpydoc[typehints,myst,theme]',
     'sphinx',
-    'readthedocs-sphinx-search',
 ]
 typehints = ['sphinx-autodoc-typehints>=1.15.2']
 theme = ['sphinx-book-theme>=1.1.0']
diff --git a/src/scanpydoc/theme/__init__.py b/src/scanpydoc/theme/__init__.py
index 7a37f49..b51aad0 100644
--- a/src/scanpydoc/theme/__init__.py
+++ b/src/scanpydoc/theme/__init__.py
@@ -70,7 +70,6 @@
 
 from __future__ import annotations
 
-import os
 from typing import TYPE_CHECKING
 from pathlib import Path
 
@@ -90,7 +89,6 @@ def setup(app: Sphinx) -> dict[str, bool]:  # pragma: no cover
     app.add_html_theme("scanpydoc", str(HERE))
 
     # if we’re on ReadTheDocs, hide the pydata-sphinx-theme search popup
-    if os.environ.get("READTHEDOCS_VERSION", ""):  # pragma: no cover
-        app.add_js_file("scripts/rtd-sphinx-search.js", loading_method="defer")
+    app.add_js_file("scripts/rtd-sphinx-search.js", loading_method="defer")
 
     return dict(parallel_read_safe=True, parallel_write_safe=True)
diff --git a/src/scanpydoc/theme/layout.html b/src/scanpydoc/theme/layout.html
index e0993d6..edbd4d4 100644
--- a/src/scanpydoc/theme/layout.html
+++ b/src/scanpydoc/theme/layout.html
@@ -10,9 +10,10 @@
     {% endif %}
 {%- endblock -%}
 
-<!-- Styles that come last -->
+<!-- Styles that come last and meta tags -->
 {%- block extrahead -%}
     {{ super() }}
+    <meta name="readthedocs-addons-api-version" content="1" />
     {% if theme_accent_color %}
         <!-- prettier-ignore-start -->
         <style>
diff --git a/src/scanpydoc/theme/static/scripts/rtd-sphinx-search.js b/src/scanpydoc/theme/static/scripts/rtd-sphinx-search.js
index e60531b..cad4b60 100644
--- a/src/scanpydoc/theme/static/scripts/rtd-sphinx-search.js
+++ b/src/scanpydoc/theme/static/scripts/rtd-sphinx-search.js
@@ -1,37 +1,47 @@
 /**
- * This JS is only included when the RTD Sphinx search is active.
+ * See https://docs.readthedocs.com/platform/stable/addons.html#integrate-with-search-as-you-type
  */
 
-// wire up the search key combination
-addEventListener(
-    "keydown",
-    ({ key, metaKey, ctrlKey }) => {
-        if (key === "k" && (metaKey || ctrlKey)) {
-            if (isModalVisible()) {
-                removeSearchModal()
-            } else {
-                showSearchModal()
+document.addEventListener("readthedocs-addons-data-ready", (event) => {
+    const { addons } = event.detail.data()
+    if (!addons.search?.enabled) {
+        return
+    }
+
+    // wire up the search key combination
+    addEventListener(
+        "keydown",
+        ({ key, metaKey, ctrlKey }) => {
+            if (key === "k" && (metaKey || ctrlKey)) {
+                const here = document.querySelector("readthedocs-search")?.show
+                const event = new CustomEvent(
+                    `readthedocs-search-${here ? "hide" : "show"}`,
+                )
+                document.dispatchEvent(event)
             }
-        }
-    },
-    { passive: true },
-)
+        },
+        { passive: true },
+    )
 
-// start attempting to override the search popup and to wire up the search button
-setTimeout(overrideSearch, 0)
+    // start attempting to override the search popup and to wire up the search button
+    setTimeout(overrideSearch, 0)
 
-function overrideSearch() {
-    /** @type {HTMLDivElement} */
-    const theme_popup = document.querySelector(".search-button__wrapper")
-    /** @type {HTMLButtonElement} */
-    const search_button = document.querySelector("button[aria-label='Search']")
-    if (!theme_popup || !search_button) {
-        // try again later
-        setTimeout(overrideSearch, 500)
-        return
+    function overrideSearch() {
+        /** @type {HTMLDivElement} */
+        const theme_popup = document.querySelector(".search-button__wrapper")
+        /** @type {HTMLButtonElement} */
+        const search_button = document.querySelector("button[aria-label='Search']")
+        if (!theme_popup || !search_button) {
+            // try again later
+            setTimeout(overrideSearch, 500)
+            return
+        }
+        // Hide the pydata theme’s search popup.
+        theme_popup.style.display = "none"
+        // wire up the search button
+        search_button.addEventListener("click", () => {
+            const event = new CustomEvent("readthedocs-search-show")
+            document.dispatchEvent(event)
+        })
     }
-    // Hide the pydata theme’s search popup.
-    theme_popup.style.display = "none"
-    // wire up the search button
-    search_button.addEventListener("click", () => showSearchModal())
-}
+})
diff --git a/src/scanpydoc/theme/static/styles/scanpy.css b/src/scanpydoc/theme/static/styles/scanpy.css
index f161534..155053a 100644
--- a/src/scanpydoc/theme/static/styles/scanpy.css
+++ b/src/scanpydoc/theme/static/styles/scanpy.css
@@ -31,71 +31,23 @@ dl.citation > dt {
     outline: 2px solid var(--pst-color-link-hover);
 }
 
-/* Make the readthedocs-sphinx-search popup adapt to the theme */
-/*backdrop*/
-html[data-theme] .search__backdrop {
-    z-index: 1020;
-    backdrop-filter: saturate(150%) blur(20px);
-}
-/*container*/
-html[data-theme] :is(.search__outer, .rtd__search__credits) {
-    font-family: var(--pst-font-family-base);
-    color: var(--pst-color-text-base);
-    background-color: var(--pst-color-background);
-    border-color: var(--pst-color-border);
-}
-html[data-theme] .search__outer {
-    border-top-left-radius: var(--bs-border-radius);
-    border-top-right-radius: var(--bs-border-radius);
-}
-html[data-theme] .rtd__search__credits {
-    border-bottom-left-radius: var(--bs-border-radius);
-    border-bottom-right-radius: var(--bs-border-radius);
-}
-html[data-theme] .rtd__search__credits a {
-    color: var(--pst-color-link);
-}
-/*icons*/
-html[data-theme] .search__outer::before {
-    /* this can’t be put on .search__outer__input, as <input/> supports no ::before */
-    position: absolute;
-    padding: 0.4em 0.3em;
-    content: "\f002"; /* fa-magnifying-glass */
-    font: var(--fa-font-solid);
-    color: var(--pst-color-text-muted);
-}
-html[data-theme] .search__cross__img polygon {
-    fill: currentcolor;
-}
-/*input*/
-html[data-theme] .search__outer__input {
-    color: var(--pst-color-text-base);
-    background-image: none; /* hide the default search icon */
-    background-color: transparent;
-    border-bottom-color: var(--pst-color-border);
-}
-html[data-theme] .search__outer .bar::before,
-html[data-theme] .search__outer .bar::after {
-    background-color: var(--pst-color-accent);
-}
-/*results*/
-html[data-theme] :is(.search__result__subheading span, .search__result__single) {
-    border-bottom-color: var(--pst-color-border);
-}
-html[data-theme] .search__result__single:last-of-type {
-    border-bottom-width: 0;
-}
-html[data-theme] :is(.outer_div_page_results:hover, .search__result__box .active) {
-    background-color: var(--pst-color-accent-bg);
-}
-html[data-theme]
-    :is(.search__error__box, .search__result__subheading, .search__result__content) {
-    color: var(--pst-color-text-base);
-}
-html[data-theme]
-    .search__outer
-    :is(.search__result__content, .search__result__title)
-    span {
-    border-bottom-color: var(--pst-color-border);
-    background-color: var(--pst-color-target);
+/* Make the readthedocs search popup adapt to the theme.
+ * Might break again soon: https://github.com/readthedocs/addons/issues/570
+ */
+:root {
+    --readthedocs-search-backdrop-color: var(--pst-color-shadow);
+    --readthedocs-search-color: var(--pst-color-text-base);
+    --readthedocs-search-content-background-color: var(--pst-color-background);
+    --readthedocs-search-content-border-color: var(--pst-color-border);
+    --readthedocs-search-filters-border-color: var(--pst-color-border);
+    --readthedocs-search-font-family: var(--pst-font-family-base);
+    --readthedocs-search-font-size: var(--pst-font-size-base);
+    --readthedocs-search-footer-background-color: var(--pst-color-on-background);
+    --readthedocs-search-footer-code-background-color: var(--pst-color-surface);
+    --readthedocs-search-footer-code-border-color: var(--pst-color-border);
+    --readthedocs-search-input-background-color: var(--pst-color-surface);
+    --readthedocs-search-result-section-border-color: var(--pst-color-border);
+    --readthedocs-search-result-section-color: var(--pst-color-link);
+    --readthedocs-search-result-section-highlight-color: var(--pst-color-accent);
+    --readthedocs-search-result-section-subheading-color: var(--pst-color-text-muted);
 }