diff --git a/src/panels/lovelace/cards/hui-markdown-card.ts b/src/panels/lovelace/cards/hui-markdown-card.ts
index 6f8cc9fde9..0f91a15b34 100644
--- a/src/panels/lovelace/cards/hui-markdown-card.ts
+++ b/src/panels/lovelace/cards/hui-markdown-card.ts
@@ -171,6 +171,7 @@ export class HuiMarkdownCard extends LitElement implements LovelaceCard {
       }
       ha-markdown {
         padding: 0 16px 16px;
+        word-wrap: break-word;
       }
       ha-markdown.no-header {
         padding-top: 16px;