diff --git a/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/abc/avm2/instructions/other/SetPropertyIns.java b/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/abc/avm2/instructions/other/SetPropertyIns.java
index 12f9cc358..03b36d5ce 100644
--- a/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/abc/avm2/instructions/other/SetPropertyIns.java
+++ b/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/abc/avm2/instructions/other/SetPropertyIns.java
@@ -35,6 +35,7 @@ import com.jpexs.decompiler.graph.TranslateStack;
 import com.jpexs.decompiler.graph.model.CompoundableBinaryOp;
 import com.jpexs.decompiler.graph.model.DuplicateItem;
 import com.jpexs.decompiler.graph.model.DuplicateSourceItem;
+import com.jpexs.decompiler.graph.model.SetTemporaryItem;
 import java.util.List;
 import java.util.Objects;
 
@@ -105,6 +106,16 @@ public class SetPropertyIns extends InstructionDefinition implements SetTypeIns
                         result.setCompoundValue(binaryOp.getRightSide());
                         result.setCompoundOperator(binaryOp.getOperator());
                         
+                        if (propItem.object instanceof DuplicateItem) {
+                            DuplicateItem d = (DuplicateItem) propItem.object;
+                            if (!output.isEmpty() && output.get(output.size() - 1) instanceof SetTemporaryItem) {
+                                SetTemporaryItem st = (SetTemporaryItem) output.get(output.size() - 1);
+                                if (st.tempIndex == d.tempIndex) {
+                                    output.remove(output.size() - 1);
+                                }
+                            }
+                        }
+                        
                         if (result instanceof SetPropertyAVM2Item) {
                             SetPropertyAVM2Item sp = (SetPropertyAVM2Item) result;
                             if (sp.object instanceof DuplicateSourceItem) {