diff --git a/CHANGELOG.md b/CHANGELOG.md
index 3581340f3..902fa39d9 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -22,6 +22,7 @@ All notable changes to this project will be documented in this file.
 - AS2 - class detection - warning only if propertyname does not match getter/setter
 - AS2 - some minor cases in class detection
 - AS2 - class detection - ignore standalone directvalues
+- AS1/2 - obfuscated name in forin cannot use eval
 
 ## [14.6.0] - 2021-11-22
 ### Added
diff --git a/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/action/model/clauses/ForInActionItem.java b/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/action/model/clauses/ForInActionItem.java
index 384583c73..4b7ebc637 100644
--- a/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/action/model/clauses/ForInActionItem.java
+++ b/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/action/model/clauses/ForInActionItem.java
@@ -20,6 +20,7 @@ import com.jpexs.decompiler.flash.SWF;
 import com.jpexs.decompiler.flash.SourceGeneratorLocalData;
 import com.jpexs.decompiler.flash.action.Action;
 import com.jpexs.decompiler.flash.action.model.DirectValueActionItem;
+import com.jpexs.decompiler.flash.action.model.GetVariableActionItem;
 import com.jpexs.decompiler.flash.action.model.SetTypeActionItem;
 import com.jpexs.decompiler.flash.action.model.SetVariableActionItem;
 import com.jpexs.decompiler.flash.action.model.StoreRegisterActionItem;
@@ -120,6 +121,10 @@ public class ForInActionItem extends LoopActionItem implements Block {
                 writer.append("var ");
             }
 
+            if (vn instanceof GetVariableActionItem) {
+                ((GetVariableActionItem) vn).printObfuscatedName = true; //cannot use eval
+            }
+
             stripQuotes(vn, localData, writer);
         }