diff --git a/compiler/frontend/src/org/jetbrains/kotlin/script/tmpConfigBasedScriptSupport.kt b/compiler/frontend/src/org/jetbrains/kotlin/script/tmpConfigBasedScriptSupport.kt
deleted file mode 100644
index 5a9f6270792..00000000000
--- a/compiler/frontend/src/org/jetbrains/kotlin/script/tmpConfigBasedScriptSupport.kt
+++ /dev/null
@@ -1,64 +0,0 @@
-/*
- * Copyright 2010-2016 JetBrains s.r.o.
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package org.jetbrains.kotlin.script
-
-import com.intellij.openapi.util.JDOMUtil
-import com.intellij.util.xmlb.XmlSerializer
-import com.intellij.util.xmlb.annotations.AbstractCollection
-import com.intellij.util.xmlb.annotations.Tag
-import java.io.File
-import java.net.URLClassLoader
-import java.util.*
-
-val SCRIPT_CONFIG_DEF_FILE_EXTENSION = ".ktsdef.xml"
-
-fun isScriptDefConfigFile(file: File) = file.isFile && file.name.endsWith(SCRIPT_CONFIG_DEF_FILE_EXTENSION)
-
-fun isScriptDefConfigFile(file: com.intellij.openapi.vfs.VirtualFile) = !file.isDirectory && file.name.endsWith(SCRIPT_CONFIG_DEF_FILE_EXTENSION)
-
-fun loadScriptDefConfigsFromProjectRoot(projectRoot: java.io.File): List<KotlinScripDeftConfig> =
-        projectRoot.walk().filter(::isScriptDefinitionConfigFile).toList()
-                .flatMap { loadScriptDefConfigs(it) }
-
-fun loadScriptDefConfigs(configFile: File): List<KotlinScripDeftConfig> =
-        JDOMUtil.loadDocument(configFile).rootElement.children.mapNotNull {
-            XmlSerializer.deserialize(it, KotlinScripDeftConfig::class.java)
-        }
-
-fun makeScriptDefsFromConfigs(configs: List<KotlinScripDeftConfig>,
-                              errorsHandler: ((KotlinScripDeftConfig, Exception) -> Unit) = fun (ep, ex) = println(ex)): List<KotlinScriptDefinitionFromTemplate> =
-        configs.mapNotNull {
-            try {
-                val loader = URLClassLoader(it.classpath.map { File(it).toURI().toURL() }.toTypedArray())
-                val cl = loader.loadClass(it.def)
-                KotlinScriptDefinitionFromTemplate(cl.kotlin, null)
-            }
-            catch (ex: Exception) {
-                errorsHandler(it, ex)
-                null
-            }
-        }
-
-@Tag("scriptDef")
-data class KotlinScripDeftConfig(
-        @Tag("def")
-        var def: String = "",
-
-        @Tag("classpath")
-        @AbstractCollection(surroundWithTag = false, elementTag = "path", elementValueAttribute = "")
-        var classpath: MutableList<String> = ArrayList()
-)
diff --git a/idea/idea-core/src/org/jetbrains/kotlin/idea/core/script/KotlinScriptConfigurationManager.kt b/idea/idea-core/src/org/jetbrains/kotlin/idea/core/script/KotlinScriptConfigurationManager.kt
index 10e62bd0731..819797dc7d8 100644
--- a/idea/idea-core/src/org/jetbrains/kotlin/idea/core/script/KotlinScriptConfigurationManager.kt
+++ b/idea/idea-core/src/org/jetbrains/kotlin/idea/core/script/KotlinScriptConfigurationManager.kt
@@ -115,8 +115,7 @@ class KotlinScriptConfigurationManager(
 
     private fun reloadScriptDefinitions() {
         (makeScriptDefsFromTemplateProviderExtensions(project /* TODO: add logging here */) +
-         loadScriptConfigsFromProjectRoot(File(project.basePath ?: "")).map { KotlinConfigurableScriptDefinition(it, kotlinEnvVars) } +
-         makeScriptDefsFromConfigs(loadScriptDefConfigsFromProjectRoot(File(project.basePath ?: "")))).let {
+         loadScriptConfigsFromProjectRoot(File(project.basePath ?: "")).map { KotlinConfigurableScriptDefinition(it, kotlinEnvVars) }).let {
             if (it.isNotEmpty()) {
                 scriptDefinitionProvider.setScriptDefinitions(it + StandardScriptDefinition)
             }