diff --git a/src/static/web/css/codemirror.css b/src/static/web/css/codemirror.css
index a621931f..1d8702ea 100644
--- a/src/static/web/css/codemirror.css
+++ b/src/static/web/css/codemirror.css
@@ -256,7 +256,7 @@ div.CodeMirror span.CodeMirror-nonmatchingbracket {color: #a22;}
 .CodeMirror-wrap pre.CodeMirror-line-like {
   word-wrap: break-word;
   white-space: pre-wrap;
-  word-break: normal;
+  word-break: break-all;
 }
 
 .CodeMirror-linebackground {