diff --git a/changelog b/changelog
index 62afef58bf5..efef4e6982a 100644
--- a/changelog
+++ b/changelog
@@ -42,6 +42,7 @@ Version 1.9.4+svn:
    * Fixed: Black lines in the minimap.
    * Fixed: tooltips no longer capture the keyboard (bug #17797).
    * Changed: Allow underline in the gui2 font style.
+   * Fixed: Not wrapping of transient dialog text (bug #17945).
  * WML engine:
    * Added support for map_passable and leader_passable for [placement]
    * Allow [color_range] and [color_palette] nodes to be inserted at top-level
diff --git a/data/gui/default/window/transient_message.cfg b/data/gui/default/window/transient_message.cfg
index ec9d6a38607..39efa8eabb3 100644
--- a/data/gui/default/window/transient_message.cfg
+++ b/data/gui/default/window/transient_message.cfg
@@ -72,6 +72,8 @@
 								[label]
 									id = "message"
 									definition = "wml_message"
+
+									wrap = "true"
 								[/label]
 
 							[/column]