diff --git a/modriv.h b/modriv.h
index 00ff839f..8a394dda 100644
--- a/modriv.h
+++ b/modriv.h
@@ -63,6 +63,8 @@
                            void   (*ListDriverPar)(void *self, char *motorName,
                                   SConnection *pCon);
                            void   (*KillPrivate)(void *self);
+                           int   (*GetDriverTextPar)(void *self, char *name, 
+                                  char *textPar);
                            
                            /* Simulation  specific fields */
                            float fFailure; /* percent random failures*/
diff --git a/simdriv.c b/simdriv.c
index d8112738..c70fc78b 100644
--- a/simdriv.c
+++ b/simdriv.c
@@ -258,6 +258,10 @@ static int SimSetPar(void *self, SConnection *pCon, char *name, float newValue)
   }
   return 0;
 }
+static int SimGetTextPar(void *pData, char *name, char *textPar) {
+  snprintf(textPar, 8, "unknown");
+  return 1;
+}
 /*---------------------------------------------------------------------------*/
  void KillSIM(void *pData)
  {
@@ -366,6 +370,7 @@ static int SimSetPar(void *self, SConnection *pCon, char *name, float newValue)
      pDriv->fSpeed = .01;
      pDriv->iTime = 0;
      pDriv->KillPrivate = KillSIM;
+     pDriv->GetDriverTextPar = SimGetTextPar;
      
      /* check for optional speed paramter */
      pCurrent = pCurrent->pNext;