diff --git a/Editor/Emit/EvalStackCalculator.cs b/Editor/Emit/EvalStackCalculator.cs
index 788cb8e..05d553a 100644
--- a/Editor/Emit/EvalStackCalculator.cs
+++ b/Editor/Emit/EvalStackCalculator.cs
@@ -693,7 +693,6 @@ namespace Obfuz.Emit
                         case Code.Ldflda:
                         case Code.Ldsflda:
                         {
-                            Assert.IsTrue(stackSize > 0);
                             PushStack(newPushedDatas, EvalDataType.I);
                             break;
                         }