diff --git a/plugins/prism-highlight/shortcodes/PrismShortcode.php b/plugins/prism-highlight/shortcodes/PrismShortcode.php
index 291368d..e888b79 100644
--- a/plugins/prism-highlight/shortcodes/PrismShortcode.php
+++ b/plugins/prism-highlight/shortcodes/PrismShortcode.php
@@ -36,7 +36,7 @@ class PrismShortcode extends Shortcode
             $cl_continuation = $sc->getParameter('cl-continuation');
 
             // work around \\ not being passed along as \
-            if ($cl_continuation == '\\')
+            if ($cl_continuation == '\\\\')
                 $cl_continuation = '\\';
 
             return $this->twig->processTemplate('shortcodes/prism-highlight.html.twig', [