diff --git a/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/native/tasks/FatFrameworkTask.kt b/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/native/tasks/FatFrameworkTask.kt
index 2f8c228be45..cee5597e37a 100644
--- a/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/native/tasks/FatFrameworkTask.kt
+++ b/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/native/tasks/FatFrameworkTask.kt
@@ -183,10 +183,10 @@ open class FatFrameworkTask : DefaultTask() {
         }
 
     private val Framework.plistPlatform: String
-        get() = when(konanTarget) {
-            IOS_ARM32, IOS_ARM64, IOS_X64 -> "iPhoneOS"
-            TVOS_ARM64, TVOS_X64 -> "AppleTVOS"
-            WATCHOS_ARM32, WATCHOS_ARM64, WATCHOS_X86, WATCHOS_X64 -> "WatchOS"
+        get() = when (konanTarget) {
+            IOS_ARM32, IOS_ARM64, IOS_X64, IOS_SIMULATOR_ARM64 -> "iPhoneOS"
+            TVOS_ARM64, TVOS_X64, TVOS_SIMULATOR_ARM64 -> "AppleTVOS"
+            WATCHOS_ARM32, WATCHOS_ARM64, WATCHOS_X86, WATCHOS_X64, WATCHOS_SIMULATOR_ARM64 -> "WatchOS"
             else -> error("Fat frameworks are not supported for platform `${konanTarget.visibleName}`")
         }