diff --git a/doc/sphinx/reference/continuous-integration.mmd b/doc/sphinx/reference/continuous-integration.mmd
index dc1ba81351..10d9913180 100644
--- a/doc/sphinx/reference/continuous-integration.mmd
+++ b/doc/sphinx/reference/continuous-integration.mmd
@@ -1,16 +1,16 @@
 flowchart TD
-    PR{{Pull Request}} --> Builds(<a href="#mir-builds"><u>Builds and tests</u></a>
-                                  <a href="#unit-tests"><u>unit</u></a>
-                                  <a href="#acceptance-tests"><u>acceptance</u></a>
-                                  <a href="#integration-tests"><u>integration</u></a>
-                                  <a href="#performance-tests"><u>performance</u></a>)
-    PR --> Snaps(<a href="#downstream-snap-builds"><u>Downstream snaps</u></a>)
-    PR --> ABI(<a href="#abi-checks"><u>ABI checks</u></a>)
-    PR --> Coverage(<a href="#coverage-measurement"><u>Coverage</u></a>)
+    PR{{Pull Request}} --> Builds(<a href="#mir-builds">Builds and tests</a>
+                                  <a href="#unit-tests">unit</a>
+                                  <a href="#acceptance-tests">acceptance</a>
+                                  <a href="#integration-tests">integration</a>
+                                  <a href="#performance-tests">performance</a>)
+    PR --> Snaps(<a href="#downstream-snap-builds">Downstream snaps</a>)
+    PR --> ABI(<a href="#abi-checks">ABI checks</a>)
+    PR --> Coverage(<a href="#coverage-measurement">Coverage</a>)
     Push{{Push}} --> Builds
     Push --> Coverage
-    Push --> Sanitizers(<a href="#sanitizer-runs"><u>Sanitizers</u></a>)
-    Push --> PPA(<a href="#deb-package-builds"><u><tt>.deb</tt> packages</u></a>)
+    Push --> Sanitizers(<a href="#sanitizer-runs">Sanitizers</a>)
+    Push --> PPA(<a href="#deb-package-builds"><tt>.deb</tt> packages</a>)
     PPA --> Snaps
-    Snaps --> EndToEnd(<a href="#end-to-end-testing"><u>End-to-end testing</u></a>)
+    Snaps --> EndToEnd(<a href="#end-to-end-testing">End-to-end testing</a>)