diff --git a/runtime/runtime-core/jvm/src/aws/smithy/kotlin/runtime/util/JMESPathJVM.kt b/runtime/runtime-core/jvm/src/aws/smithy/kotlin/runtime/util/JMESPathJVM.kt
deleted file mode 100644
index 72ae3541b..000000000
--- a/runtime/runtime-core/jvm/src/aws/smithy/kotlin/runtime/util/JMESPathJVM.kt
+++ /dev/null
@@ -1,16 +0,0 @@
-/*
- * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
- * SPDX-License-Identifier: Apache-2.0
- */
-
-package aws.smithy.kotlin.runtime.util
-
-import aws.smithy.kotlin.runtime.InternalApi
-
-@InternalApi
-@JvmName("noOpUnnestedCollection")
-public actual inline fun <reified T> Collection<T>.flattenIfPossible(): Collection<T> = this
-
-@InternalApi
-@JvmName("flattenNestedCollection")
-public actual inline fun <reified T> Collection<Collection<T>>.flattenIfPossible(): Collection<T> = flatten()
diff --git a/runtime/runtime-core/native/src/aws/smithy/kotlin/runtime/util/JMESPathNative.kt b/runtime/runtime-core/native/src/aws/smithy/kotlin/runtime/util/JMESPathNative.kt
deleted file mode 100644
index 0ab75448b..000000000
--- a/runtime/runtime-core/native/src/aws/smithy/kotlin/runtime/util/JMESPathNative.kt
+++ /dev/null
@@ -1,14 +0,0 @@
-/*
- * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
- * SPDX-License-Identifier: Apache-2.0
- */
-
-package aws.smithy.kotlin.runtime.util
-
-import aws.smithy.kotlin.runtime.InternalApi
-
-@InternalApi
-public actual inline fun <reified T> Collection<T>.flattenIfPossible(): Collection<T> = this
-
-@InternalApi
-public actual inline fun <reified T> Collection<Collection<T>>.flattenIfPossible(): Collection<T> = flatten()