diff --git a/core/modules/system/css/system.admin.css b/core/modules/system/css/system.admin.css
index add899d..9a24ca4 100644
--- a/core/modules/system/css/system.admin.css
+++ b/core/modules/system/css/system.admin.css
@@ -102,7 +102,6 @@ small .admin-link:after {
   line-height: 20px;
   overflow: hidden; /* truncates descriptions if too long */
   text-overflow: ellipsis;
-  white-space: nowrap;
 }
 .system-modules details[open] {
   height: auto;
@@ -123,7 +122,10 @@ small .admin-link:after {
 .system-modules td details {
   border: 0;
   margin: 0;
-  height: 20px;
+  display: flex;
+  min-height: 20px;
+  white-space: pre-line;
+  word-wrap: break-word;
 }
 .system-modules td details summary {
   padding: 0;