diff --git a/src/libsysprof-gtk/sysprof-callgraph-view.ui b/src/libsysprof-gtk/sysprof-callgraph-view.ui
index 212aadd7..f392eb94 100644
--- a/src/libsysprof-gtk/sysprof-callgraph-view.ui
+++ b/src/libsysprof-gtk/sysprof-callgraph-view.ui
@@ -180,6 +180,7 @@
               <object class="GtkInscription">
                 <property name="xalign">0</property>
                 <property name="hexpand">true</property>
+                <property name="min-chars">25</property>
                 <binding name="text">
                   <lookup name="name" type="SysprofSymbol">
                     <lookup name="symbol" type="SysprofCallgraphFrame">