diff --git a/change/@fluentui-web-components-eb85d684-0459-406b-9c7d-1f0d50fb98ae.json b/change/@fluentui-web-components-eb85d684-0459-406b-9c7d-1f0d50fb98ae.json
new file mode 100644
index 00000000000000..6b13407dc22f1c
--- /dev/null
+++ b/change/@fluentui-web-components-eb85d684-0459-406b-9c7d-1f0d50fb98ae.json
@@ -0,0 +1,7 @@
+{
+  "type": "prerelease",
+  "comment": "Removed max-width for message-bar content",
+  "packageName": "@fluentui/web-components",
+  "email": "support@marvinkleinmusic.de",
+  "dependentChangeType": "patch"
+}
diff --git a/packages/web-components/src/message-bar/message-bar.styles.ts b/packages/web-components/src/message-bar/message-bar.styles.ts
index d3e325d82317ab..61d4d5db5f0fb0 100644
--- a/packages/web-components/src/message-bar/message-bar.styles.ts
+++ b/packages/web-components/src/message-bar/message-bar.styles.ts
@@ -74,7 +74,6 @@ export const styles: ElementStyles = css`
 
   .content {
     grid-area: body;
-    max-width: 520px;
     padding-block: ${spacingVerticalMNudge};
     padding-inline: 0;
   }