diff --git a/configure.ac b/configure.ac
index 1ab2a2b3..c6ff1bea 100644
--- a/configure.ac
+++ b/configure.ac
@@ -82,7 +82,7 @@ MAINTAINER_COMPILER_FLAGS=${MAINTAINER_COMPILER_FLAGS#*  }
 AC_SUBST(MAINTAINER_COMPILER_FLAGS)
 
 GLIB_MIN_VERSION=2.43.2
-GTK_MIN_VERSION=3.14.0
+GTK_MIN_VERSION=3.15.4
 ECAL_REQUIRED=3.5.3
 EDATASERVER_REQUIRED=3.5.3
 EDATASERVERUI_REQUIRED=3.5.3
diff --git a/src/gcal-month-view.c b/src/gcal-month-view.c
index 7a4c372b..df73d10f 100644
--- a/src/gcal-month-view.c
+++ b/src/gcal-month-view.c
@@ -1040,10 +1040,6 @@ gcal_month_view_size_allocate (GtkWidget     *widget,
         }
     }
 
-  /* FIXME: remove on Gtk+ 3.15.4 release */
-  if (g_hash_table_size (ppriv->overflow_cells) != 0)
-    gtk_widget_queue_draw_area (widget, allocation->x, allocation->y, allocation->width, allocation->height);
-
   ppriv->children_changed = FALSE;
 }