diff --git a/CHANGELOG.md b/CHANGELOG.md
index 5b52f7ba91f0..5f7e170a6d3f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,6 +6,7 @@
 
 - "You may also enjoy" no longer recommends hidden posts. [#4653](https://github.com/mmistakes/minimal-mistakes/issues/4653)
 - Replaced dead link to "Viewport and Media Queries" slides. [#4421](https://github.com/mmistakes/minimal-mistakes/discussions/4421)
+- Fix broken `where_exp` in `lunr-store.js` for Jekyll < 4.0. [#4808](https://github.com/mmistakes/minimal-mistakes/issues/4808)
 
 ### Enhancements
 
diff --git a/assets/js/lunr/lunr-store.js b/assets/js/lunr/lunr-store.js
index 5e1a66306e94..fe14f7e11b4e 100644
--- a/assets/js/lunr/lunr-store.js
+++ b/assets/js/lunr/lunr-store.js
@@ -47,7 +47,7 @@ var store = [
       }{%- unless forloop.last and l -%},{%- endunless -%}
     {%- endfor -%}
   {%- endfor -%}{%- if site.lunr.search_within_pages -%},
-  {%- assign pages = site.pages | where_exp:'doc','doc.search != false and doc.title != null' -%}
+  {%- assign pages = site.pages | where_exp: 'doc', 'doc.search != false' | where_exp: 'doc', 'doc.title != null' -%}
   {%- for doc in pages -%}
     {%- if forloop.last -%}
       {%- assign l = true -%}
diff --git a/docs/_docs/18-history.md b/docs/_docs/18-history.md
index 6f7fd2a5663e..47eff96e718d 100644
--- a/docs/_docs/18-history.md
+++ b/docs/_docs/18-history.md
@@ -5,7 +5,7 @@ permalink: "/docs/history/"
 excerpt: Change log of enhancements and bug fixes made to the theme.
 sidebar:
   nav: docs
-last_modified_at: '2024-04-28T00:38:38+08:00'
+last_modified_at: '2024-04-28T00:56:01+08:00'
 toc: false
 ---
 
@@ -21,6 +21,7 @@ toc: false
 
 - "You may also enjoy" no longer recommends hidden posts. [#4653](https://github.com/mmistakes/minimal-mistakes/issues/4653)
 - Replaced dead link to "Viewport and Media Queries" slides. [#4421](https://github.com/mmistakes/minimal-mistakes/discussions/4421)
+- Fix broken `where_exp` in `lunr-store.js` for Jekyll < 4.0. [#4808](https://github.com/mmistakes/minimal-mistakes/issues/4808)
 
 ### Enhancements