diff --git a/MainWindow/Main.cs b/MainWindow/Main.cs
index 47f20897c..d9e691c20 100644
--- a/MainWindow/Main.cs
+++ b/MainWindow/Main.cs
@@ -1450,7 +1450,8 @@ private void updateEXPLevel(object sender, EventArgs e)
                 TB_EXP.Text = PKX.getEXP(Level, Util.getIndex(CB_Species)).ToString();
             }
             changingFields = false;
-            pkm.EXP = Util.ToUInt32(TB_EXP.Text);
+            if (fieldsLoaded)
+                pkm.EXP = Util.ToUInt32(TB_EXP.Text);
             updateStats();
             updateLegality();
         }