diff --git a/CHANGELOG.md b/CHANGELOG.md
index c38782fddaa1..7ef62f0e809b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -16,6 +16,7 @@
 
 ### Enhancements
 
+- Exclude `main.scss` from Lunr search index.
 - Allow `site.pages` to be indexed and searched via Lunr. [#3352](https://github.com/mmistakes/minimal-mistakes/pull/3352)
 - Update jQuery to v3.6.0. [#3254](https://github.com/mmistakes/minimal-mistakes/pull/3254)
 - Use notice `<a>` colors for blockquotes that have `notice--` classes applied. [#3140](https://github.com/mmistakes/minimal-mistakes/pull/3140) [#3068](https://github.com/mmistakes/minimal-mistakes/issues/3068)
diff --git a/assets/css/main.scss b/assets/css/main.scss
index 23346e773b1b..6d781798bf85 100644
--- a/assets/css/main.scss
+++ b/assets/css/main.scss
@@ -1,5 +1,6 @@
 ---
 # Only the main Sass file needs front matter (the dashes are enough)
+search: false
 ---
 
 @charset "utf-8";
diff --git a/assets/js/lunr/lunr-store.js b/assets/js/lunr/lunr-store.js
index eda552ffcba8..565e3b3e4e7c 100644
--- a/assets/js/lunr/lunr-store.js
+++ b/assets/js/lunr/lunr-store.js
@@ -47,7 +47,8 @@ var store = [
       }{%- unless forloop.last and l -%},{%- endunless -%}
     {%- endfor -%}
   {%- endfor -%}{%- if site.lunr.search_within_pages -%},
-  {%- for doc in site.pages -%}
+  {%- assign pages = site.pages | where_exp:'doc','doc.search != false' -%}
+  {%- for doc in pages -%}
     {%- if forloop.last -%}
       {%- assign l = true -%}
     {%- endif -%}
diff --git a/docs/_docs/18-history.md b/docs/_docs/18-history.md
index 2e2dc869c440..572e64b8e82d 100644
--- a/docs/_docs/18-history.md
+++ b/docs/_docs/18-history.md
@@ -27,6 +27,7 @@ toc: false
 
 ### Enhancements
 
+- Exclude `main.scss` from Lunr search index.
 - Allow `site.pages` to be indexed and searched via Lunr. [#3352](https://github.com/mmistakes/minimal-mistakes/pull/3352)
 - Update jQuery to v3.6.0. [#3254](https://github.com/mmistakes/minimal-mistakes/pull/3254)
 - Use notice `<a>` colors for blockquotes that have `notice--` classes applied. [#3140](https://github.com/mmistakes/minimal-mistakes/pull/3140) [#3068](https://github.com/mmistakes/minimal-mistakes/issues/3068)
diff --git a/test/_config.yml b/test/_config.yml
index 2d09d9667132..9656a3764878 100644
--- a/test/_config.yml
+++ b/test/_config.yml
@@ -52,6 +52,8 @@ atom_feed:
 search                   : true # true, false (default)
 search_full_content      : true # true, false (default)
 search_provider          : "lunr"
+lunr:
+  search_within_pages    : true
 algolia:
   application_id         : "QB6HVGBSBA"
   index_name             : "dev_minimal-mistakes"