diff --git a/compiler/ir/serialization.common/src/KotlinIr.proto b/compiler/ir/serialization.common/src/KotlinIr.proto
index 8e9cf88bb04..af337d5da2f 100644
--- a/compiler/ir/serialization.common/src/KotlinIr.proto
+++ b/compiler/ir/serialization.common/src/KotlinIr.proto
@@ -258,6 +258,7 @@ message IrLocalDelegatedPropertyReference {
   optional IrSymbol getter = 2;
   optional IrSymbol setter = 3;
   required IrSymbol symbol = 4;
+  required IrStatementOrigin origin = 5;
 }
 
 message IrPropertyReference {
diff --git a/compiler/ir/serialization.common/src/org/jetbrains/kotlin/backend/common/serialization/IrModuleDeserializer.kt b/compiler/ir/serialization.common/src/org/jetbrains/kotlin/backend/common/serialization/IrModuleDeserializer.kt
index ec71073a5c9..733c83f1c77 100644
--- a/compiler/ir/serialization.common/src/org/jetbrains/kotlin/backend/common/serialization/IrModuleDeserializer.kt
+++ b/compiler/ir/serialization.common/src/org/jetbrains/kotlin/backend/common/serialization/IrModuleDeserializer.kt
@@ -427,12 +427,15 @@ abstract class IrModuleDeserializer(
         val getter = deserializeIrSymbol(proto.getter) as IrSimpleFunctionSymbol
         val setter = if (proto.hasSetter()) deserializeIrSymbol(proto.setter) as IrSimpleFunctionSymbol else null
         val symbol = deserializeIrSymbol(proto.symbol) as IrLocalDelegatedPropertySymbol
+        val origin = deserializeIrStatementOrigin(proto.origin)
+
         return IrLocalDelegatedPropertyReferenceImpl(
             start, end, type,
             symbol,
             delegate,
             getter,
-            setter
+            setter,
+            origin
         )
     }
 
diff --git a/compiler/ir/serialization.common/src/org/jetbrains/kotlin/backend/common/serialization/IrModuleSerializer.kt b/compiler/ir/serialization.common/src/org/jetbrains/kotlin/backend/common/serialization/IrModuleSerializer.kt
index 4cb2697558b..90660e5d435 100644
--- a/compiler/ir/serialization.common/src/org/jetbrains/kotlin/backend/common/serialization/IrModuleSerializer.kt
+++ b/compiler/ir/serialization.common/src/org/jetbrains/kotlin/backend/common/serialization/IrModuleSerializer.kt
@@ -430,6 +430,7 @@ open class IrModuleSerializer(
             .setDelegate(serializeIrSymbol(callable.delegate))
             .setGetter(serializeIrSymbol(callable.getter))
             .setSymbol(serializeIrSymbol(callable.symbol))
+            .setOrigin(serializeIrStatementOrigin(callable.origin))
 
         callable.setter?.let { proto.setSetter(serializeIrSymbol(it)) }
 
diff --git a/compiler/ir/serialization.common/src/org/jetbrains/kotlin/backend/common/serialization/KotlinIr.java b/compiler/ir/serialization.common/src/org/jetbrains/kotlin/backend/common/serialization/KotlinIr.java
index ed2d226753d..b8bbaa64f1d 100644
--- a/compiler/ir/serialization.common/src/org/jetbrains/kotlin/backend/common/serialization/KotlinIr.java
+++ b/compiler/ir/serialization.common/src/org/jetbrains/kotlin/backend/common/serialization/KotlinIr.java
@@ -19677,6 +19677,10 @@ public final class KotlinIr {
         memoizedIsInitialized = 0;
         return false;
       }
+      if (!getOrigin().isInitialized()) {
+        memoizedIsInitialized = 0;
+        return false;
+      }
       memoizedIsInitialized = 1;
       return true;
     }
@@ -19894,6 +19898,10 @@ public final class KotlinIr {
           
           return false;
         }
+        if (!getOrigin().isInitialized()) {
+          
+          return false;
+        }
         return true;
       }
 
@@ -20146,6 +20154,15 @@ public final class KotlinIr {
      * <code>required .org.jetbrains.kotlin.backend.common.serialization.IrSymbol symbol = 4;</code>
      */
     org.jetbrains.kotlin.backend.common.serialization.KotlinIr.IrSymbol getSymbol();
+
+    /**
+     * <code>required .org.jetbrains.kotlin.backend.common.serialization.IrStatementOrigin origin = 5;</code>
+     */
+    boolean hasOrigin();
+    /**
+     * <code>required .org.jetbrains.kotlin.backend.common.serialization.IrStatementOrigin origin = 5;</code>
+     */
+    org.jetbrains.kotlin.backend.common.serialization.KotlinIr.IrStatementOrigin getOrigin();
   }
   /**
    * Protobuf type {@code org.jetbrains.kotlin.backend.common.serialization.IrLocalDelegatedPropertyReference}
@@ -20249,6 +20266,19 @@ public final class KotlinIr {
               bitField0_ |= 0x00000008;
               break;
             }
+            case 42: {
+              org.jetbrains.kotlin.backend.common.serialization.KotlinIr.IrStatementOrigin.Builder subBuilder = null;
+              if (((bitField0_ & 0x00000010) == 0x00000010)) {
+                subBuilder = origin_.toBuilder();
+              }
+              origin_ = input.readMessage(org.jetbrains.kotlin.backend.common.serialization.KotlinIr.IrStatementOrigin.PARSER, extensionRegistry);
+              if (subBuilder != null) {
+                subBuilder.mergeFrom(origin_);
+                origin_ = subBuilder.buildPartial();
+              }
+              bitField0_ |= 0x00000010;
+              break;
+            }
           }
         }
       } catch (org.jetbrains.kotlin.protobuf.InvalidProtocolBufferException e) {
@@ -20343,11 +20373,27 @@ public final class KotlinIr {
       return symbol_;
     }
 
+    public static final int ORIGIN_FIELD_NUMBER = 5;
+    private org.jetbrains.kotlin.backend.common.serialization.KotlinIr.IrStatementOrigin origin_;
+    /**
+     * <code>required .org.jetbrains.kotlin.backend.common.serialization.IrStatementOrigin origin = 5;</code>
+     */
+    public boolean hasOrigin() {
+      return ((bitField0_ & 0x00000010) == 0x00000010);
+    }
+    /**
+     * <code>required .org.jetbrains.kotlin.backend.common.serialization.IrStatementOrigin origin = 5;</code>
+     */
+    public org.jetbrains.kotlin.backend.common.serialization.KotlinIr.IrStatementOrigin getOrigin() {
+      return origin_;
+    }
+
     private void initFields() {
       delegate_ = org.jetbrains.kotlin.backend.common.serialization.KotlinIr.IrSymbol.getDefaultInstance();
       getter_ = org.jetbrains.kotlin.backend.common.serialization.KotlinIr.IrSymbol.getDefaultInstance();
       setter_ = org.jetbrains.kotlin.backend.common.serialization.KotlinIr.IrSymbol.getDefaultInstance();
       symbol_ = org.jetbrains.kotlin.backend.common.serialization.KotlinIr.IrSymbol.getDefaultInstance();
+      origin_ = org.jetbrains.kotlin.backend.common.serialization.KotlinIr.IrStatementOrigin.getDefaultInstance();
     }
     private byte memoizedIsInitialized = -1;
     public final boolean isInitialized() {
@@ -20363,6 +20409,10 @@ public final class KotlinIr {
         memoizedIsInitialized = 0;
         return false;
       }
+      if (!hasOrigin()) {
+        memoizedIsInitialized = 0;
+        return false;
+      }
       if (!getDelegate().isInitialized()) {
         memoizedIsInitialized = 0;
         return false;
@@ -20402,6 +20452,9 @@ public final class KotlinIr {
       if (((bitField0_ & 0x00000008) == 0x00000008)) {
         output.writeMessage(4, symbol_);
       }
+      if (((bitField0_ & 0x00000010) == 0x00000010)) {
+        output.writeMessage(5, origin_);
+      }
       output.writeRawBytes(unknownFields);
     }
 
@@ -20427,6 +20480,10 @@ public final class KotlinIr {
         size += org.jetbrains.kotlin.protobuf.CodedOutputStream
           .computeMessageSize(4, symbol_);
       }
+      if (((bitField0_ & 0x00000010) == 0x00000010)) {
+        size += org.jetbrains.kotlin.protobuf.CodedOutputStream
+          .computeMessageSize(5, origin_);
+      }
       size += unknownFields.size();
       memoizedSerializedSize = size;
       return size;
@@ -20529,6 +20586,8 @@ public final class KotlinIr {
         bitField0_ = (bitField0_ & ~0x00000004);
         symbol_ = org.jetbrains.kotlin.backend.common.serialization.KotlinIr.IrSymbol.getDefaultInstance();
         bitField0_ = (bitField0_ & ~0x00000008);
+        origin_ = org.jetbrains.kotlin.backend.common.serialization.KotlinIr.IrStatementOrigin.getDefaultInstance();
+        bitField0_ = (bitField0_ & ~0x00000010);
         return this;
       }
 
@@ -20568,6 +20627,10 @@ public final class KotlinIr {
           to_bitField0_ |= 0x00000008;
         }
         result.symbol_ = symbol_;
+        if (((from_bitField0_ & 0x00000010) == 0x00000010)) {
+          to_bitField0_ |= 0x00000010;
+        }
+        result.origin_ = origin_;
         result.bitField0_ = to_bitField0_;
         return result;
       }
@@ -20586,6 +20649,9 @@ public final class KotlinIr {
         if (other.hasSymbol()) {
           mergeSymbol(other.getSymbol());
         }
+        if (other.hasOrigin()) {
+          mergeOrigin(other.getOrigin());
+        }
         setUnknownFields(
             getUnknownFields().concat(other.unknownFields));
         return this;
@@ -20600,6 +20666,10 @@ public final class KotlinIr {
           
           return false;
         }
+        if (!hasOrigin()) {
+          
+          return false;
+        }
         if (!getDelegate().isInitialized()) {
           
           return false;
@@ -20882,6 +20952,66 @@ public final class KotlinIr {
         return this;
       }
 
+      private org.jetbrains.kotlin.backend.common.serialization.KotlinIr.IrStatementOrigin origin_ = org.jetbrains.kotlin.backend.common.serialization.KotlinIr.IrStatementOrigin.getDefaultInstance();
+      /**
+       * <code>required .org.jetbrains.kotlin.backend.common.serialization.IrStatementOrigin origin = 5;</code>
+       */
+      public boolean hasOrigin() {
+        return ((bitField0_ & 0x00000010) == 0x00000010);
+      }
+      /**
+       * <code>required .org.jetbrains.kotlin.backend.common.serialization.IrStatementOrigin origin = 5;</code>
+       */
+      public org.jetbrains.kotlin.backend.common.serialization.KotlinIr.IrStatementOrigin getOrigin() {
+        return origin_;
+      }
+      /**
+       * <code>required .org.jetbrains.kotlin.backend.common.serialization.IrStatementOrigin origin = 5;</code>
+       */
+      public Builder setOrigin(org.jetbrains.kotlin.backend.common.serialization.KotlinIr.IrStatementOrigin value) {
+        if (value == null) {
+          throw new NullPointerException();
+        }
+        origin_ = value;
+
+        bitField0_ |= 0x00000010;
+        return this;
+      }
+      /**
+       * <code>required .org.jetbrains.kotlin.backend.common.serialization.IrStatementOrigin origin = 5;</code>
+       */
+      public Builder setOrigin(
+          org.jetbrains.kotlin.backend.common.serialization.KotlinIr.IrStatementOrigin.Builder builderForValue) {
+        origin_ = builderForValue.build();
+
+        bitField0_ |= 0x00000010;
+        return this;
+      }
+      /**
+       * <code>required .org.jetbrains.kotlin.backend.common.serialization.IrStatementOrigin origin = 5;</code>
+       */
+      public Builder mergeOrigin(org.jetbrains.kotlin.backend.common.serialization.KotlinIr.IrStatementOrigin value) {
+        if (((bitField0_ & 0x00000010) == 0x00000010) &&
+            origin_ != org.jetbrains.kotlin.backend.common.serialization.KotlinIr.IrStatementOrigin.getDefaultInstance()) {
+          origin_ =
+            org.jetbrains.kotlin.backend.common.serialization.KotlinIr.IrStatementOrigin.newBuilder(origin_).mergeFrom(value).buildPartial();
+        } else {
+          origin_ = value;
+        }
+
+        bitField0_ |= 0x00000010;
+        return this;
+      }
+      /**
+       * <code>required .org.jetbrains.kotlin.backend.common.serialization.IrStatementOrigin origin = 5;</code>
+       */
+      public Builder clearOrigin() {
+        origin_ = org.jetbrains.kotlin.backend.common.serialization.KotlinIr.IrStatementOrigin.getDefaultInstance();
+
+        bitField0_ = (bitField0_ & ~0x00000010);
+        return this;
+      }
+
       // @@protoc_insertion_point(builder_scope:org.jetbrains.kotlin.backend.common.serialization.IrLocalDelegatedPropertyReference)
     }