diff --git a/web/internal/draw_ops_view.css b/web/internal/draw_ops_view.css
index d412c23b9..ddc359646 100644
--- a/web/internal/draw_ops_view.css
+++ b/web/internal/draw_ops_view.css
@@ -141,6 +141,8 @@
 }
 .op-arg {
   color: var(--number-color);
+  direction: ltr;
+  unicode-bidi: bidi-override;
 }
 .changed-value {
   font-weight: bold;
diff --git a/web/internal/tree_view.css b/web/internal/tree_view.css
index 5ad8b9e5d..1198a66f1 100644
--- a/web/internal/tree_view.css
+++ b/web/internal/tree_view.css
@@ -69,6 +69,7 @@
 
   .str-value {
     color: var(--string-color);
+    white-space: preserve;
   }
 
   .num-value {