diff --git a/src/save.c b/src/save.c
index a88066b0..deabdecd 100644
--- a/src/save.c
+++ b/src/save.c
@@ -2330,8 +2330,11 @@ int save_schematic(const char *schname) /* 20171020 added return value */
   xRect *rect;
   int rects;
 
-  if( strcmp(schname,"") ) my_strdup2(_ALLOC_ID_, &xctx->sch[xctx->currsch], schname);
-  else return 0;
+  if( strcmp(schname,"")) {
+    if(!xctx->sch[xctx->currsch] || strcmp(schname, xctx->sch[xctx->currsch])) {
+       my_strdup2(_ALLOC_ID_, &xctx->sch[xctx->currsch], schname);
+    }
+  } else return 0;
   dbg(1, "save_schematic(): currsch=%d name=%s\n",xctx->currsch, schname);
   dbg(1, "save_schematic(): sch[currsch]=%s\n", xctx->sch[xctx->currsch]);
   /* dbg(1, "save_schematic(): abs_sym_path=%s\n", abs_sym_path(xctx->sch[xctx->currsch], "")); */