diff --git a/geany.glade b/geany.glade
index b95db881c..d3f30b6e2 100644
--- a/geany.glade
+++ b/geany.glade
@@ -1068,6 +1068,7 @@
 	  <child>
 	    <widget class="GtkToolButton" id="toolbutton13">
 	      <property name="visible">True</property>
+	      <property name="tooltip" translatable="yes">Compiles the current file</property>
 	      <property name="stock_id">gtk-convert</property>
 	      <property name="visible_horizontal">True</property>
 	      <property name="visible_vertical">True</property>
diff --git a/src/interface.c b/src/interface.c
index 1014939ce..112a31b6d 100644
--- a/src/interface.c
+++ b/src/interface.c
@@ -713,6 +713,7 @@ create_window1 (void)
   toolbutton13 = (GtkWidget*) gtk_tool_button_new_from_stock ("gtk-convert");
   gtk_widget_show (toolbutton13);
   gtk_container_add (GTK_CONTAINER (toolbar1), toolbutton13);
+  gtk_tool_item_set_tooltip (GTK_TOOL_ITEM (toolbutton13), tooltips, _("Compiles the current file"), NULL);
 
   tmp_image = gtk_image_new_from_stock ("gtk-select-color", tmp_toolbar_icon_size);
   gtk_widget_show (tmp_image);