diff --git a/compiler/ir/backend.common/src/org/jetbrains/kotlin/backend/common/ir/IrUtils.kt b/compiler/ir/backend.common/src/org/jetbrains/kotlin/backend/common/ir/IrUtils.kt
index 2b4a5731980..875b8a836e1 100644
--- a/compiler/ir/backend.common/src/org/jetbrains/kotlin/backend/common/ir/IrUtils.kt
+++ b/compiler/ir/backend.common/src/org/jetbrains/kotlin/backend/common/ir/IrUtils.kt
@@ -236,7 +236,7 @@ fun IrFunction.copyValueParametersToStatic(
             originalDispatchReceiver.copyTo(
                 target,
                 origin = originalDispatchReceiver.origin,
-                index = originalDispatchReceiver.index + shift++,
+                index = shift++,
                 type = type,
                 name = Name.identifier("\$this")
             )
@@ -247,7 +247,7 @@ fun IrFunction.copyValueParametersToStatic(
             originalExtensionReceiver.copyTo(
                 target,
                 origin = originalExtensionReceiver.origin,
-                index = originalExtensionReceiver.index + shift++,
+                index = shift++,
                 name = Name.identifier("\$receiver")
             )
         )