diff --git a/ui/scss/component/_markdown-preview.scss b/ui/scss/component/_markdown-preview.scss
index 818665cdf..92121f810 100644
--- a/ui/scss/component/_markdown-preview.scss
+++ b/ui/scss/component/_markdown-preview.scss
@@ -110,6 +110,7 @@
   pre {
     white-space: normal;
     background: transparent;
+    word-break: break-all;
 
     code {
       margin-bottom: var(--spacing-medium);