diff --git a/CHANGELOG.md b/CHANGELOG.md
index 58d6af14..d6388755 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,7 @@
 # CHANGE LOG
 
 ## [Prerelease]
+- Fix header when banner is up
 
 ## [0.18.6]
 - Add submit feedback error handling and new fields
diff --git a/src/pages/_document.tsx b/src/pages/_document.tsx
index ba0676fe..971cbb8b 100644
--- a/src/pages/_document.tsx
+++ b/src/pages/_document.tsx
@@ -27,7 +27,7 @@ class MyDocument extends Document<DocumentProps> {
             minHeight: "100vh",
           }}
         >
-          <div id="nypl-header"></div>
+          <div id="nypl-header" style={{ flexShrink: 0 }}></div>
           <Script
             src="https://ds-header.nypl.org/header.min.js?containerId=nypl-header"
             strategy="beforeInteractive"