diff --git a/shared/editor/plugins/Prism.ts b/shared/editor/plugins/Prism.ts
index 549f2f5ee..86d11fd55 100644
--- a/shared/editor/plugins/Prism.ts
+++ b/shared/editor/plugins/Prism.ts
@@ -104,7 +104,7 @@ function getDecorations({
         const lineCountText = new Array(lineCount)
           .fill(0)
           .map((_, i) => padStart(`${i + 1}`, gutterWidth, " "))
-          .join(" ");
+          .join(" \n");
 
         lineDecorations.push(
           Decoration.node(