diff --git a/source/partials/_nav-version-control-deployments.html.erb b/source/partials/_nav-version-control-deployments.html.erb
index 5c635a90..91313e89 100644
--- a/source/partials/_nav-version-control-deployments.html.erb
+++ b/source/partials/_nav-version-control-deployments.html.erb
@@ -1,5 +1,4 @@
 <ul>
-  <li><a href="/standards/source-code/">How to store source code</a></li>
   <li><a href="/standards/source-code/index.html">How to store source code</a></li>
   <li><a href="/standards/pull-requests.html">Using Pull Requests</a></li>
   <li><a href="/manuals/readme-guidance.html">Writing READMEs</a></li>
diff --git a/source/standards/optimise-frontend-perf.html.md.erb b/source/standards/optimise-frontend-perf.html.md.erb
index 993ab676..772a2d47 100644
--- a/source/standards/optimise-frontend-perf.html.md.erb
+++ b/source/standards/optimise-frontend-perf.html.md.erb
@@ -18,7 +18,7 @@ For example:
 |---|---|---|
 |#High|Position styles correctly|Set styles at the top of the page and `defer` scripts |
 ||Minimise HTTP requests|Minimise tiling icons, CSS and JavaScript files to reduce size and loading time [HTTP/1.1 only]|
-||Compress static resources|Use minification, [Gzip][], and [Brotli][] to compress CSS and JavaScript code|
+||Compress static resources|Use [minification][], [Gzip][], and [Brotli][] to compress CSS and JavaScript code|
 ||Set correct Headers|Set correct [Cache-Control][] and [ETag][] headers on assets for optimal caching|
 |#Medium|Look for empty image `src` attributes|Avoid using empty image `src` attributes as some browsers always send requests to them, resulting in additional traffic|
 ||Include `width` and `height` attributes on images to minimise layout thrashing | Make sure to include these attributes to improve visual stability and the [Cumulative Layout Shift (CLS)][] metric
diff --git a/source/standards/principle-least-access.html.md.erb b/source/standards/principle-least-access.html.md.erb
index cc5ce4a5..a2547f89 100644
--- a/source/standards/principle-least-access.html.md.erb
+++ b/source/standards/principle-least-access.html.md.erb
@@ -45,4 +45,4 @@ If you’re using the gds-users account to log into your AWS accounts, you shoul
 - [NCSC - privileged user management](https://www.ncsc.gov.uk/guidance/introduction-identity-and-access-management#section_6)
 - [NCSC - preventing lateral movement][polp]
 
-[polp]: https://www.ncsc.gov.uk/guidance/preventing-lateral-movement
+[polp]: https://csrc.nist.gov/Projects/risk-management/sp800-53-controls/release-search#6