diff --git a/.changeset/techdocs-sixty-mugs-hug.md b/.changeset/techdocs-sixty-mugs-hug.md
new file mode 100644
index 0000000000..a1a9e815a1
--- /dev/null
+++ b/.changeset/techdocs-sixty-mugs-hug.md
@@ -0,0 +1,5 @@
+---
+'@backstage/plugin-techdocs': patch
+---
+
+Fix: When docs are shown in an entity page under the docs tab the sidebars start overlapping with the header and tabs in the page when you scroll the documentation content.
diff --git a/plugins/techdocs/src/reader/components/TechDocsReaderPage/TechDocsReaderPage.tsx b/plugins/techdocs/src/reader/components/TechDocsReaderPage/TechDocsReaderPage.tsx
index 6885957002..9f69dcb8d8 100644
--- a/plugins/techdocs/src/reader/components/TechDocsReaderPage/TechDocsReaderPage.tsx
+++ b/plugins/techdocs/src/reader/components/TechDocsReaderPage/TechDocsReaderPage.tsx
@@ -106,16 +106,18 @@ export const TechDocsReaderPage = (props: TechDocsReaderPageProps) => {
   return (
     <TechDocsReaderPageProvider entityRef={entityRef}>
       {({ metadata, entityMetadata, onReady }) => (
-        <Page themeId="documentation">
-          {children instanceof Function
-            ? children({
-                entityRef,
-                techdocsMetadataValue: metadata.value,
-                entityMetadataValue: entityMetadata.value,
-                onReady,
-              })
-            : children}
-        </Page>
+        <div className="techdocs-reader-page">
+          <Page themeId="documentation">
+            {children instanceof Function
+              ? children({
+                  entityRef,
+                  techdocsMetadataValue: metadata.value,
+                  entityMetadataValue: entityMetadata.value,
+                  onReady,
+                })
+              : children}
+          </Page>
+        </div>
       )}
     </TechDocsReaderPageProvider>
   );
diff --git a/plugins/techdocs/src/reader/components/TechDocsReaderPageContent/dom.tsx b/plugins/techdocs/src/reader/components/TechDocsReaderPageContent/dom.tsx
index 9f561bfcd3..76b07c9d32 100644
--- a/plugins/techdocs/src/reader/components/TechDocsReaderPageContent/dom.tsx
+++ b/plugins/techdocs/src/reader/components/TechDocsReaderPageContent/dom.tsx
@@ -81,9 +81,17 @@ export const useTechDocsReaderDom = (
       if (isMobileMedia) {
         element.style.top = '0px';
       } else {
-        const domTop = dom.getBoundingClientRect().top ?? 0;
+        const page = document?.querySelector('.techdocs-reader-page');
+        const pageTop = page?.getBoundingClientRect().top ?? 0;
+        let domTop = dom.getBoundingClientRect().top ?? 0;
+
         const tabs = dom.querySelector('.md-container > .md-tabs');
         const tabsHeight = tabs?.getBoundingClientRect().height ?? 0;
+
+        // the sidebars should not scroll beyond the total height of the header and tabs
+        if (domTop < pageTop) {
+          domTop = pageTop;
+        }
         element.style.top = `${Math.max(domTop, 0) + tabsHeight}px`;
       }