diff --git a/lib/gks/plugin/qtplugin_impl.cxx b/lib/gks/plugin/qtplugin_impl.cxx
index 1a9abc98f..5e10ace12 100644
--- a/lib/gks/plugin/qtplugin_impl.cxx
+++ b/lib/gks/plugin/qtplugin_impl.cxx
@@ -1342,7 +1342,21 @@ static void memory_plugin_dl_render(int fctid, int dx, int dy, int dimx, int *ia
                            (void **)(&p->memory_plugin_ws_state_list));
         }
       return;
-
+    case 3:
+      if (gkss->fontfile != 0)
+        {
+          gks_close_font(gkss->fontfile);
+        }
+      break;
+    case 14:
+      {
+        int tx_prec = gkss->asf[6] ? gkss->txprec : predef_prec[gkss->tindex - 1];
+        if ((tx_prec == GKS_K_TEXT_PRECISION_STROKE || tx_prec == GKS_K_TEXT_PRECISION_CHAR) && gkss->fontfile == 0)
+          {
+            gkss->fontfile = gks_open_font();
+          }
+      }
+      break;
     case 54:
       if (!p->prevent_resize_by_dl || !p->interp_was_called)
         {
@@ -1350,7 +1364,6 @@ static void memory_plugin_dl_render(int fctid, int dx, int dy, int dimx, int *ia
           p->window[1] = r1[1];
           p->window[2] = r2[0];
           p->window[3] = r2[1];
-          p->memory_plugin(fctid, dx, dy, dimx, ia, lr1, r1, lr2, r2, lc, chars, (&p->memory_plugin_ws_state_list));
         }
       break;
     case 55:
@@ -1360,17 +1373,13 @@ static void memory_plugin_dl_render(int fctid, int dx, int dy, int dimx, int *ia
           p->viewport[1] = r1[1];
           p->viewport[2] = r2[0];
           p->viewport[3] = r2[1];
-          p->memory_plugin(fctid, dx, dy, dimx, ia, lr1, r1, lr2, r2, lc, chars, (&p->memory_plugin_ws_state_list));
-        }
-      break;
-
-    default:
-      if (p->memory_plugin_initialised)
-        {
-          p->memory_plugin(fctid, dx, dy, dimx, ia, lr1, r1, lr2, r2, lc, chars, (&p->memory_plugin_ws_state_list));
         }
       break;
     }
+  if (p->memory_plugin_initialised)
+    {
+      p->memory_plugin(fctid, dx, dy, dimx, ia, lr1, r1, lr2, r2, lc, chars, (&p->memory_plugin_ws_state_list));
+    }
 }
 
 static void gks_memory_plugin_write_page()