1 files changed, 2 insertions, 2 deletions
diff --git a/js/Electrical/NPN.js b/js/Electrical/NPN.js
index 1617b2f4..d2e8dde1 100644
--- a/js/Electrical/NPN.js
+++ b/js/Electrical/NPN.js
@@ -93,8 +93,8 @@ function NPN() {
         this.Vt = arguments[0]["Vt"]
         this.EMinMax = arguments[0]["EMinMax"]
         this.x = arg1;
-        var graphics = arg1.graphics;
-        var exprs = graphics.exprs;
+        this.graphics = arg1.graphics;
+        var exprs = this.graphics.exprs;
         this.model = arg1.model;
         this.x = arg1;
         var exprs = this.x.graphics.exprs;