diff --git a/CHANGELOG.md b/CHANGELOG.md
index 9b5a718ae..c2d34a843 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -10,6 +10,7 @@ All notable changes to this project will be documented in this file.
 - #1101 AS3 direct editation - handling imported vars
 - #1169 AS1/2 direct editation - getmember after new operator
 - #1338, #1480 AS3 direct editation - Vector in combination with activation
+- AS3 decompilation - do not show setslot on activation when has same name as method parameter
 
 ### Changed
 - #1616 Close SWF menuitem is last in the context menu
diff --git a/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/abc/avm2/graph/AVM2Graph.java b/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/abc/avm2/graph/AVM2Graph.java
index ee933a082..46eadb83a 100644
--- a/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/abc/avm2/graph/AVM2Graph.java
+++ b/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/abc/avm2/graph/AVM2Graph.java
@@ -60,6 +60,7 @@ import com.jpexs.decompiler.flash.abc.avm2.model.HasNextAVM2Item;
 import com.jpexs.decompiler.flash.abc.avm2.model.InAVM2Item;
 import com.jpexs.decompiler.flash.abc.avm2.model.IntegerValueAVM2Item;
 import com.jpexs.decompiler.flash.abc.avm2.model.LocalRegAVM2Item;
+import com.jpexs.decompiler.flash.abc.avm2.model.NewActivationAVM2Item;
 import com.jpexs.decompiler.flash.abc.avm2.model.NextNameAVM2Item;
 import com.jpexs.decompiler.flash.abc.avm2.model.NextValueAVM2Item;
 import com.jpexs.decompiler.flash.abc.avm2.model.ReturnValueAVM2Item;
@@ -1915,6 +1916,33 @@ public class AVM2Graph extends Graph {
             }
         }
 
+        if (level == 0) {
+            Map<Integer, String> localRegNames = body.getLocalRegNames(abc);
+            loopi:
+            for (int i = 0; i < list.size(); i++) {
+                if (list.get(i) instanceof SetSlotAVM2Item) {
+                    SetSlotAVM2Item sslot = (SetSlotAVM2Item) list.get(0);
+                    if (sslot.slotObject instanceof NewActivationAVM2Item) {
+                        String slotName = sslot.slotName.getName(abc.constants, new ArrayList<>(), true, true);
+                        if (sslot.value.getNotCoercedNoDup() instanceof LocalRegAVM2Item) {
+                            LocalRegAVM2Item locReg = (LocalRegAVM2Item) sslot.value.getNotCoercedNoDup();
+                            if (localRegNames.containsValue(slotName)) {
+                                for (int regIndex : localRegNames.keySet()) {
+                                    if (slotName.equals(localRegNames.get(regIndex))) {
+                                        if (locReg.regIndex == regIndex) {
+                                            list.remove(i);
+                                            i--;
+                                            continue loopi;
+                                        }
+                                    }
+                                }
+                            }
+                        }
+                    }
+                }
+            }
+        }
+
         for (int i = 0; i < list.size(); i++) {
 
             if (list.get(i) instanceof WithAVM2Item) {