diff --git a/data/gui/groups_post_window.ui b/data/gui/groups_post_window.ui
index ae4706854..28fb44a21 100644
--- a/data/gui/groups_post_window.ui
+++ b/data/gui/groups_post_window.ui
@@ -20,7 +20,7 @@
               <object class="GtkLabel" id="label1">
                 <property name="visible">True</property>
                 <property name="xalign">0</property>
-                <property name="label" translatable="yes">From</property>
+                <property name="label" translatable="yes">From:</property>
               </object>
               <packing>
                 <property name="x_options">GTK_FILL</property>
@@ -31,7 +31,7 @@
               <object class="GtkLabel" id="label2">
                 <property name="visible">True</property>
                 <property name="xalign">0</property>
-                <property name="label" translatable="yes">Subject</property>
+                <property name="label" translatable="yes">Subject:</property>
               </object>
               <packing>
                 <property name="top_attach">1</property>