diff --git a/compiler/plugin-api/src/org/jetbrains/kotlin/compiler/plugin/CommandLineProcessor.kt b/compiler/plugin-api/src/org/jetbrains/kotlin/compiler/plugin/CommandLineProcessor.kt
index c87cca64e7a..b1bb3b94b7a 100644
--- a/compiler/plugin-api/src/org/jetbrains/kotlin/compiler/plugin/CommandLineProcessor.kt
+++ b/compiler/plugin-api/src/org/jetbrains/kotlin/compiler/plugin/CommandLineProcessor.kt
@@ -24,7 +24,15 @@ interface CommandLineProcessor {
     val pluginOptions: Collection<AbstractCliOption>
 
     @Throws(CliOptionProcessingException::class)
-    fun processOption(option: AbstractCliOption, value: String, configuration: CompilerConfiguration)
+    fun processOption(option: AbstractCliOption, value: String, configuration: CompilerConfiguration) {
+        @Suppress("DEPRECATION")
+        processOption(option as CliOption, value, configuration)
+    }
+
+    // TODO remove processOption(AbstractCliOption, ...) implementation after removal of this.
+    @Deprecated("Implement processOption(option: AbstractCliOption, value: String, configuration: CompilerConfiguration) instead.")
+    @Throws(CliOptionProcessingException::class)
+    fun processOption(option: CliOption, value: String, configuration: CompilerConfiguration) {}
 
     fun <T> CompilerConfiguration.appendList(option: CompilerConfigurationKey<List<T>>, value: T) {
         val paths = getList(option).asMutableList()
diff --git a/libraries/examples/kotlin-gradle-subplugin-example/src/main/kotlin/example/CompilerPlugin.kt b/libraries/examples/kotlin-gradle-subplugin-example/src/main/kotlin/example/CompilerPlugin.kt
index 6f01b590a3c..c599bef1d6b 100644
--- a/libraries/examples/kotlin-gradle-subplugin-example/src/main/kotlin/example/CompilerPlugin.kt
+++ b/libraries/examples/kotlin-gradle-subplugin-example/src/main/kotlin/example/CompilerPlugin.kt
@@ -20,9 +20,12 @@ import org.jetbrains.kotlin.cli.common.CLIConfigurationKeys
 import org.jetbrains.kotlin.cli.common.messages.CompilerMessageSeverity
 import org.jetbrains.kotlin.cli.common.messages.MessageCollector
 import org.jetbrains.kotlin.config.CompilerConfigurationKey
+import org.jetbrains.kotlin.compiler.plugin.CommandLineProcessor
+import org.jetbrains.kotlin.compiler.plugin.CliOption
 import org.jetbrains.kotlin.config.CompilerConfiguration
+import org.jetbrains.kotlin.compiler.plugin.CliOptionProcessingException
+import org.jetbrains.kotlin.compiler.plugin.ComponentRegistrar
 import com.intellij.mock.MockProject
-import org.jetbrains.kotlin.compiler.plugin.*
 
 public object ExampleConfigurationKeys {
     public val EXAMPLE_KEY: CompilerConfigurationKey<String> = CompilerConfigurationKey.create<String>("example argument")
@@ -37,11 +40,10 @@ public class ExampleCommandLineProcessor : CommandLineProcessor {
     override val pluginId: String = EXAMPLE_PLUGIN_ID
     override val pluginOptions: Collection<CliOption> = listOf(EXAMPLE_OPTION)
 
-
-    override fun processOption(option: AbstractCliOption, value: String, configuration: CompilerConfiguration) {
+    override fun processOption(option: CliOption, value: String, configuration: CompilerConfiguration) {
         when (option) {
             EXAMPLE_OPTION -> configuration.put(ExampleConfigurationKeys.EXAMPLE_KEY, value)
-            else -> throw CliOptionProcessingException("Unknown option: ${option.optionName}")
+            else -> throw CliOptionProcessingException("Unknown option: ${option.name}")
         }
     }
 }