diff --git a/kotlin-native/runtime/src/main/kotlin/kotlin/native/Blob.kt b/kotlin-native/runtime/src/main/kotlin/kotlin/native/Blob.kt
index 0a91043a783..ba7db889dc1 100644
--- a/kotlin-native/runtime/src/main/kotlin/kotlin/native/Blob.kt
+++ b/kotlin-native/runtime/src/main/kotlin/kotlin/native/Blob.kt
@@ -10,6 +10,8 @@ import kotlinx.cinterop.*
 /**
  * An immutable compile-time array of bytes.
  */
+@Deprecated("Use ByteArray instead.")
+@DeprecatedSinceKotlin(warningSince = "1.9")
 public final class ImmutableBlob private constructor() {
     public val size: Int
         get() = getArrayLength()
@@ -27,6 +29,7 @@ public final class ImmutableBlob private constructor() {
     }
 }
 
+@Suppress("DEPRECATION")
 private class ImmutableBlobIteratorImpl(val blob: ImmutableBlob) : ByteIterator() {
     var index : Int = 0
 
@@ -46,6 +49,9 @@ private class ImmutableBlobIteratorImpl(val blob: ImmutableBlob) : ByteIterator(
  * @param startIndex the beginning (inclusive) of the subrange to copy, 0 by default.
  * @param endIndex the end (exclusive) of the subrange to copy, size of this blob by default.
  */
+@Suppress("DEPRECATION")
+@Deprecated("ImmutableBlob is deprecated. Use ByteArray instead.")
+@DeprecatedSinceKotlin(warningSince = "1.9")
 @GCUnsafeCall("Kotlin_ImmutableBlob_toByteArray")
 public external fun ImmutableBlob.toByteArray(startIndex: Int = 0, endIndex: Int = size): ByteArray
 
@@ -55,6 +61,9 @@ public external fun ImmutableBlob.toByteArray(startIndex: Int = 0, endIndex: Int
  * @param startIndex the beginning (inclusive) of the subrange to copy, 0 by default.
  * @param endIndex the end (exclusive) of the subrange to copy, size of this blob by default.
  */
+@Suppress("DEPRECATION")
+@Deprecated("ImmutableBlob is deprecated. Use ByteArray instead.")
+@DeprecatedSinceKotlin(warningSince = "1.9")
 @ExperimentalUnsignedTypes
 @GCUnsafeCall("Kotlin_ImmutableBlob_toByteArray")
 public external fun ImmutableBlob.toUByteArray(startIndex: Int = 0, endIndex: Int = size): UByteArray
@@ -62,14 +71,44 @@ public external fun ImmutableBlob.toUByteArray(startIndex: Int = 0, endIndex: In
 /**
  * Returns stable C pointer to data at certain [offset], useful as a way to pass resource
  * to C APIs.
+ *
+ * `ImmutableBlob` is deprecated since Kotlin 1.9. It is recommended to use `ByteArray` instead.
+ * To get a stable C pointer to `ByteArray` data the array needs to be pinned first.
+ * ```
+ * byteArray.usePinned {
+ *     val cpointer = it.addressOf(offset)
+ *     // use the stable C pointer
+ * }
+ * ```
  * @see kotlinx.cinterop.CPointer
  */
+@Suppress("DEPRECATION")
+@Deprecated("ImmutableBlob is deprecated. Use ByteArray instead. To get a stable C pointer to a `ByteArray`, pin it first.")
+@DeprecatedSinceKotlin(warningSince = "1.9")
 public fun ImmutableBlob.asCPointer(offset: Int = 0): CPointer<ByteVar> =
         interpretCPointer<ByteVar>(asCPointerImpl(offset))!!
 
+/**
+ * Returns stable C pointer to data at certain [offset], useful as a way to pass resource
+ * to C APIs.
+ *
+ * `ImmutableBlob` is deprecated since Kotlin 1.9. It is recommended to use `ByteArray` instead.
+ * To get a stable C pointer to `ByteArray` data the array needs to be pinned first.
+ * ```
+ * byteArray.usePinned {
+ *     val cpointer = it.addressOf(offset)
+ *     // use the stable C pointer
+ * }
+ * ```
+ * @see kotlinx.cinterop.CPointer
+ */
+@Suppress("DEPRECATION")
+@Deprecated("ImmutableBlob is deprecated. Use ByteArray instead. To get a stable C pointer to a `ByteArray`, pin it first.")
+@DeprecatedSinceKotlin(warningSince = "1.9")
 public fun ImmutableBlob.asUCPointer(offset: Int = 0): CPointer<UByteVar> =
         interpretCPointer<UByteVar>(asCPointerImpl(offset))!!
 
+@Suppress("DEPRECATION")
 @GCUnsafeCall("Kotlin_ImmutableBlob_asCPointerImpl")
 private external fun ImmutableBlob.asCPointerImpl(offset: Int): kotlin.native.internal.NativePtr
 
@@ -81,5 +120,8 @@ private external fun ImmutableBlob.asCPointerImpl(offset: Int): kotlin.native.in
  * One element still represent one byte in the output data.
  * This is the only way to create ImmutableBlob for now.
  */
+@Suppress("DEPRECATION")
+@Deprecated("ImmutableBlob is deprecated. Use ByteArray instead.", ReplaceWith("byteArrayOf(*elements)"))
+@DeprecatedSinceKotlin(warningSince = "1.9")
 @TypedIntrinsic(IntrinsicType.IMMUTABLE_BLOB)
 public external fun immutableBlobOf(vararg elements: Short): ImmutableBlob