diff --git a/docs_theme/assets/highlight.css b/docs_theme/assets/highlight.css
index 45dcd5236..afed4971e 100644
--- a/docs_theme/assets/highlight.css
+++ b/docs_theme/assets/highlight.css
@@ -139,3 +139,9 @@ Original One Dark Syntax theme from https://github.com/atom/one-dark-syntax
 .rst-content .tip .admonition {
   background: var(--light-blue);
 }
+
+/* hack to bypass a11y issue with conflicting highlight.css files */
+code.language-xml span.hljs-meta span.hljs-string {
+  color: var(--green) !important;
+}
+