diff --git a/files/en-us/learn/css/howto/css_faq/index.md b/files/en-us/learn/css/howto/css_faq/index.md
index 267e49ca40ec99f..d1c82e0990caee7 100644
--- a/files/en-us/learn/css/howto/css_faq/index.md
+++ b/files/en-us/learn/css/howto/css_faq/index.md
@@ -266,7 +266,7 @@ text-stroke: 4px navy;
 
 > **Note:** For more information on dealing with prefixed properties, see [Handling common HTML and CSS problems — Handling CSS prefixes](/en-US/docs/Learn/Tools_and_testing/Cross_browser_testing/HTML_and_CSS#handling_css_prefixes) from our [Cross-browser testing](/en-US/docs/Learn/Tools_and_testing/Cross_browser_testing) module.
 
-> **Note:** See the [Mozilla CSS Extensions](/en-US/docs/Web/CSS/Mozilla_Extensions), [Microsoft CSS Extensions](/en-US/docs/Web/CSS/Microsoft_Extensions) and [WebKit CSS Extensions](/en-US/docs/Web/CSS/WebKit_Extensions) for lists of browser-prefixed CSS properties.
+> **Note:** See the [Mozilla CSS Extensions](/en-US/docs/Web/CSS/Mozilla_Extensions) and [WebKit CSS Extensions](/en-US/docs/Web/CSS/WebKit_Extensions) for lists of browser-prefixed CSS properties.
 
 ## How does z-index relate to positioning?