diff --git a/x-pack/platform/plugins/shared/cases/public/components/markdown_editor/pastable_editor.tsx b/x-pack/platform/plugins/shared/cases/public/components/markdown_editor/pastable_editor.tsx
index 184469db1a26a..b03b9aede00e6 100644
--- a/x-pack/platform/plugins/shared/cases/public/components/markdown_editor/pastable_editor.tsx
+++ b/x-pack/platform/plugins/shared/cases/public/components/markdown_editor/pastable_editor.tsx
@@ -44,7 +44,12 @@ const PastableMarkdownEditorComponent = forwardRef<MarkdownEditorRef, PastableMa
 
     return (
       <>
-        {isUploading && <EuiProgress size="m" />}
+        <EuiProgress
+          css={{
+            visibility: isUploading ? 'visible' : 'hidden',
+          }}
+          size="m"
+        />
         <MarkdownEditor
           ref={ref}
           ariaLabel={ariaLabel}