diff --git a/vclib/src/iosMain/kotlin/at/asitplus/wallet/lib/DefaultZlibService.kt b/vclib/src/iosMain/kotlin/at/asitplus/wallet/lib/DefaultZlibService.kt
index 728935d02..80e04dc0f 100644
--- a/vclib/src/iosMain/kotlin/at/asitplus/wallet/lib/DefaultZlibService.kt
+++ b/vclib/src/iosMain/kotlin/at/asitplus/wallet/lib/DefaultZlibService.kt
@@ -1,11 +1,9 @@
+@file:OptIn(ExperimentalForeignApi::class)
 package at.asitplus.wallet.lib
 
 import at.asitplus.wallet.lib.agent.toByteArray
 import at.asitplus.wallet.lib.agent.toData
-import kotlinx.cinterop.ObjCObjectVar
-import kotlinx.cinterop.alloc
-import kotlinx.cinterop.memScoped
-import kotlinx.cinterop.ptr
+import kotlinx.cinterop.*
 import platform.Foundation.NSDataCompressionAlgorithmZlib
 import platform.Foundation.NSError
 import platform.Foundation.compressedDataUsingAlgorithm
diff --git a/vclib/src/iosMain/kotlin/at/asitplus/wallet/lib/agent/DefaultCryptoService.kt b/vclib/src/iosMain/kotlin/at/asitplus/wallet/lib/agent/DefaultCryptoService.kt
index d2cf5e5ca..1597779b2 100644
--- a/vclib/src/iosMain/kotlin/at/asitplus/wallet/lib/agent/DefaultCryptoService.kt
+++ b/vclib/src/iosMain/kotlin/at/asitplus/wallet/lib/agent/DefaultCryptoService.kt
@@ -1,3 +1,4 @@
+@file:OptIn(ExperimentalForeignApi::class)
 package at.asitplus.wallet.lib.agent
 
 import at.asitplus.KmmResult
@@ -9,13 +10,7 @@ import at.asitplus.wallet.lib.jws.JweEncryption
 import at.asitplus.wallet.lib.jws.JwkType
 import at.asitplus.wallet.lib.jws.JwsAlgorithm
 import at.asitplus.wallet.lib.jws.JwsExtensions.convertToAsn1Signature
-import kotlinx.cinterop.ByteVar
-import kotlinx.cinterop.CPointer
-import kotlinx.cinterop.MemScope
-import kotlinx.cinterop.allocArrayOf
-import kotlinx.cinterop.get
-import kotlinx.cinterop.memScoped
-import kotlinx.cinterop.reinterpret
+import kotlinx.cinterop.*
 import platform.CoreFoundation.CFDataRef
 import platform.CoreFoundation.CFDictionaryCreateMutable
 import platform.Foundation.CFBridgingRelease