diff --git a/app/assets/stylesheets/common/base/topic.scss b/app/assets/stylesheets/common/base/topic.scss
index 3daa7244031..ad1b1bac136 100644
--- a/app/assets/stylesheets/common/base/topic.scss
+++ b/app/assets/stylesheets/common/base/topic.scss
@@ -40,6 +40,10 @@
     Without this those themes would render topics unreadable. */
   }
 
+  .topic-navigation {
+    overflow-anchor: none;
+  }
+
   // timeline
   @media screen and (min-width: 925px) {
     // at 925px viewport width and above the timeline is visible (see topic-navigation.js)
diff --git a/app/assets/stylesheets/common/components/topic-map.scss b/app/assets/stylesheets/common/components/topic-map.scss
index 7e242a406db..11ed9547889 100644
--- a/app/assets/stylesheets/common/components/topic-map.scss
+++ b/app/assets/stylesheets/common/components/topic-map.scss
@@ -44,6 +44,7 @@ body:not(.archetype-private_message) {
       (var(--topic-body-width-padding) * 2)
   );
   padding-block: 0.5em;
+  overflow-anchor: none;
 
   @include breakpoint(mobile-large) {
     font-size: var(--font-down-1);