diff --git a/js/src/jit/AliasAnalysisShared.cpp b/js/src/jit/AliasAnalysisShared.cpp
index 0f0d4a66a..400626b33 100644
--- a/js/src/jit/AliasAnalysisShared.cpp
+++ b/js/src/jit/AliasAnalysisShared.cpp
@@ -86,8 +86,6 @@ GetObject(const MDefinition* ins)
       case MDefinition::Op_SetInitializedLength:
       case MDefinition::Op_ArrayLength:
       case MDefinition::Op_SetArrayLength:
-      case MDefinition::Op_StoreElementHole:
-      case MDefinition::Op_FallibleStoreElement:
       case MDefinition::Op_TypedObjectDescr:
       case MDefinition::Op_Slots:
       case MDefinition::Op_Elements:
@@ -143,6 +141,8 @@ GetObject(const MDefinition* ins)
       case MDefinition::Op_WasmStoreGlobalVar:
       case MDefinition::Op_ArrayJoin:
       case MDefinition::Op_ArraySlice:    
+      case MDefinition::Op_StoreElementHole:
+      case MDefinition::Op_FallibleStoreElement:
         return nullptr;
       default:
 #ifdef DEBUG
diff --git a/js/src/jit/MIR.h b/js/src/jit/MIR.h
index 6c376d528..7b0ed65f2 100644
--- a/js/src/jit/MIR.h
+++ b/js/src/jit/MIR.h
@@ -9460,12 +9460,6 @@ class MStoreElementHole
     TRIVIAL_NEW_WRAPPERS
     NAMED_OPERANDS((0, object), (1, elements), (2, index), (3, value))
 
-    AliasSet getAliasSet() const override {
-        // StoreElementHole can update the initialized length, the array length
-        // or reallocate obj->elements.
-        return AliasSet::Store(AliasSet::ObjectFields | AliasSet::Element);
-    }
-
     ALLOW_CLONE(MStoreElementHole)
 };
 
@@ -9496,9 +9490,6 @@ class MFallibleStoreElement
     TRIVIAL_NEW_WRAPPERS
     NAMED_OPERANDS((0, object), (1, elements), (2, index), (3, value))
 
-    AliasSet getAliasSet() const override {
-        return AliasSet::Store(AliasSet::ObjectFields | AliasSet::Element);
-    }
     bool strict() const {
         return strict_;
     }