diff --git a/core/modules/block_place/css/block-place.css b/core/modules/block_place/css/block-place.css
index 204364b..683065b 100644
--- a/core/modules/block_place/css/block-place.css
+++ b/core/modules/block_place/css/block-place.css
@@ -6,7 +6,7 @@
 }
 
 .block-region a {
-  white-space: pre;
+  white-space: nowrap;
   margin: 0 0 0 1em;
 }