diff --git a/core/src/main/resources/org/apache/spark/ui/static/webui.css b/core/src/main/resources/org/apache/spark/ui/static/webui.css
index b157f3e0a407d..319a719efaa79 100644
--- a/core/src/main/resources/org/apache/spark/ui/static/webui.css
+++ b/core/src/main/resources/org/apache/spark/ui/static/webui.css
@@ -246,4 +246,8 @@ a.expandbutton {
   text-align: center;
   margin: 0;
   padding: 4px 0;
+}
+
+.table-cell-width-limited td {
+  max-width: 600px;
 }
\ No newline at end of file
diff --git a/core/src/main/scala/org/apache/spark/ui/jobs/AllJobsPage.scala b/core/src/main/scala/org/apache/spark/ui/jobs/AllJobsPage.scala
index 50e8e2d19e155..d217f558045f2 100644
--- a/core/src/main/scala/org/apache/spark/ui/jobs/AllJobsPage.scala
+++ b/core/src/main/scala/org/apache/spark/ui/jobs/AllJobsPage.scala
@@ -500,7 +500,8 @@ private[ui] class JobPagedTable(
   override def tableId: String = jobTag + "-table"
 
   override def tableCssClass: String =
-    "table table-bordered table-condensed table-striped table-head-clickable"
+    "table table-bordered table-condensed table-striped " +
+      "table-head-clickable table-cell-width-limited"
 
   override def pageSizeFormField: String = jobTag + ".pageSize"
 
diff --git a/core/src/main/scala/org/apache/spark/ui/jobs/StageTable.scala b/core/src/main/scala/org/apache/spark/ui/jobs/StageTable.scala
index c9d0431e2d2f7..e1fa9043b6a15 100644
--- a/core/src/main/scala/org/apache/spark/ui/jobs/StageTable.scala
+++ b/core/src/main/scala/org/apache/spark/ui/jobs/StageTable.scala
@@ -149,7 +149,8 @@ private[ui] class StagePagedTable(
   override def tableId: String = stageTag + "-table"
 
   override def tableCssClass: String =
-    "table table-bordered table-condensed table-striped table-head-clickable"
+    "table table-bordered table-condensed table-striped " +
+      "table-head-clickable table-cell-width-limited"
 
   override def pageSizeFormField: String = stageTag + ".pageSize"