diff --git a/compiler/cli/src/org/jetbrains/kotlin/cli/jvm/jvmArguments.kt b/compiler/cli/src/org/jetbrains/kotlin/cli/jvm/jvmArguments.kt
index 6fe60f545c6..5f19c18e71a 100644
--- a/compiler/cli/src/org/jetbrains/kotlin/cli/jvm/jvmArguments.kt
+++ b/compiler/cli/src/org/jetbrains/kotlin/cli/jvm/jvmArguments.kt
@@ -96,13 +96,13 @@ fun CompilerConfiguration.configureStandardLibs(paths: KotlinPaths?, arguments:
     }
 
     if (!arguments.noStdlib) {
-        addRoot("kotlin.stdlib", PathUtil.KOTLIN_JAVA_STDLIB_JAR, KotlinPaths::getStdlibPath, "'-no-stdlib'")
-        addRoot("kotlin.script.runtime", PathUtil.KOTLIN_JAVA_SCRIPT_RUNTIME_JAR, KotlinPaths::getScriptRuntimePath, "'-no-stdlib'")
+        addRoot("kotlin.stdlib", PathUtil.KOTLIN_JAVA_STDLIB_JAR, KotlinPaths::stdlibPath, "'-no-stdlib'")
+        addRoot("kotlin.script.runtime", PathUtil.KOTLIN_JAVA_SCRIPT_RUNTIME_JAR, KotlinPaths::scriptRuntimePath, "'-no-stdlib'")
     }
     // "-no-stdlib" implies "-no-reflect": otherwise we would be able to transitively read stdlib classes through kotlin-reflect,
     // which is likely not what user wants since s/he manually provided "-no-stdlib"
     if (!arguments.noReflect && !arguments.noStdlib) {
-        addRoot("kotlin.reflect", PathUtil.KOTLIN_JAVA_REFLECT_JAR, KotlinPaths::getReflectPath, "'-no-reflect' or '-no-stdlib'")
+        addRoot("kotlin.reflect", PathUtil.KOTLIN_JAVA_REFLECT_JAR, { it.reflectPath }, "'-no-reflect' or '-no-stdlib'")
     }
 }
 
diff --git a/compiler/util/src/org/jetbrains/kotlin/utils/KotlinPaths.kt b/compiler/util/src/org/jetbrains/kotlin/utils/KotlinPaths.kt
index a4ed89f3643..4777a10c8a4 100644
--- a/compiler/util/src/org/jetbrains/kotlin/utils/KotlinPaths.kt
+++ b/compiler/util/src/org/jetbrains/kotlin/utils/KotlinPaths.kt
@@ -14,60 +14,41 @@
  * limitations under the License.
  */
 
-package org.jetbrains.kotlin.utils;
+package org.jetbrains.kotlin.utils
 
-import org.jetbrains.annotations.NotNull;
+import java.io.File
 
-import java.io.File;
-import java.util.List;
+interface KotlinPaths {
+    val homePath: File
 
-public interface KotlinPaths {
-    @NotNull
-    File getHomePath();
+    val libPath: File
 
-    @NotNull
-    File getLibPath();
+    val stdlibPath: File
 
-    @NotNull
-    File getStdlibPath();
+    val reflectPath: File
 
-    @NotNull
-    File getReflectPath();
+    val scriptRuntimePath: File
 
-    @NotNull
-    File getScriptRuntimePath();
+    val kotlinTestPath: File
 
-    @NotNull
-    File getKotlinTestPath();
+    val stdlibSourcesPath: File
 
-    @NotNull
-    File getStdlibSourcesPath();
+    val jsStdLibJarPath: File
 
-    @NotNull
-    File getJsStdLibJarPath();
+    val jsStdLibSrcJarPath: File
 
-    @NotNull
-    File getJsStdLibSrcJarPath();
+    val jsKotlinTestJarPath: File
 
-    @NotNull
-    File getJsKotlinTestJarPath();
+    val allOpenPluginJarPath: File
 
-    @NotNull
-    File getAllOpenPluginJarPath();
+    val noArgPluginJarPath: File
 
-    @NotNull
-    File getNoArgPluginJarPath();
+    val samWithReceiverJarPath: File
 
-    @NotNull
-    File getSamWithReceiverJarPath();
+    val trove4jJarPath: File
 
-    @NotNull
-    File getTrove4jJarPath();
+    val compilerClasspath: List<File>
 
-    @NotNull
-    List<File> getCompilerClasspath();
-
-    @NotNull
-    File getCompilerPath();
+    val compilerPath: File
 
 }
diff --git a/compiler/util/src/org/jetbrains/kotlin/utils/KotlinPathsFromHomeDir.kt b/compiler/util/src/org/jetbrains/kotlin/utils/KotlinPathsFromHomeDir.kt
index ca159325fe8..884475ca577 100644
--- a/compiler/util/src/org/jetbrains/kotlin/utils/KotlinPathsFromHomeDir.kt
+++ b/compiler/util/src/org/jetbrains/kotlin/utils/KotlinPathsFromHomeDir.kt
@@ -14,120 +14,62 @@
  * limitations under the License.
  */
 
-package org.jetbrains.kotlin.utils;
+package org.jetbrains.kotlin.utils
 
-import kotlin.collections.CollectionsKt;
-import org.jetbrains.annotations.NotNull;
+import kotlin.collections.*
 
-import java.io.File;
-import java.util.List;
+import java.io.File
 
-public class KotlinPathsFromHomeDir implements KotlinPaths {
-    // kotlinc directory
-    private final File homePath;
+class KotlinPathsFromHomeDir(
+    override val homePath: File // kotlinc directory
+) : KotlinPaths {
 
-    public KotlinPathsFromHomeDir(@NotNull File homePath) {
-        this.homePath = homePath;
-    }
+    override val libPath: File
+        get() = File(homePath, "lib")
 
-    @Override
-    @NotNull
-    public File getHomePath() {
-        return homePath;
-    }
+    override val stdlibPath: File
+        get() = getLibraryFile(PathUtil.KOTLIN_JAVA_STDLIB_JAR)
 
-    @Override
-    @NotNull
-    public File getLibPath() {
-        return new File(homePath, "lib");
-    }
+    override val reflectPath: File
+        get() = getLibraryFile(PathUtil.KOTLIN_JAVA_REFLECT_JAR)
 
-    @NotNull
-    @Override
-    public File getStdlibPath() {
-        return getLibraryFile(PathUtil.KOTLIN_JAVA_STDLIB_JAR);
-    }
+    override val scriptRuntimePath: File
+        get() = getLibraryFile(PathUtil.KOTLIN_JAVA_SCRIPT_RUNTIME_JAR)
 
-    @NotNull
-    @Override
-    public File getReflectPath() {
-        return getLibraryFile(PathUtil.KOTLIN_JAVA_REFLECT_JAR);
-    }
+    override val kotlinTestPath: File
+        get() = getLibraryFile(PathUtil.KOTLIN_TEST_JAR)
 
-    @Override
-    @NotNull
-    public File getScriptRuntimePath() {
-        return getLibraryFile(PathUtil.KOTLIN_JAVA_SCRIPT_RUNTIME_JAR);
-    }
+    override val stdlibSourcesPath: File
+        get() = getLibraryFile(PathUtil.KOTLIN_JAVA_STDLIB_SRC_JAR)
 
-    @NotNull
-    @Override
-    public File getKotlinTestPath() {
-        return getLibraryFile(PathUtil.KOTLIN_TEST_JAR);
-    }
+    override val jsStdLibJarPath: File
+        get() = getLibraryFile(PathUtil.JS_LIB_JAR_NAME)
 
-    @NotNull
-    @Override
-    public File getStdlibSourcesPath() {
-        return getLibraryFile(PathUtil.KOTLIN_JAVA_STDLIB_SRC_JAR);
-    }
+    override val jsStdLibSrcJarPath: File
+        get() = getLibraryFile(PathUtil.JS_LIB_SRC_JAR_NAME)
 
-    @Override
-    @NotNull
-    public File getJsStdLibJarPath() {
-        return getLibraryFile(PathUtil.JS_LIB_JAR_NAME);
-    }
+    override val jsKotlinTestJarPath: File
+        get() = getLibraryFile(PathUtil.KOTLIN_TEST_JS_JAR)
 
-    @Override
-    @NotNull
-    public File getJsStdLibSrcJarPath() {
-        return getLibraryFile(PathUtil.JS_LIB_SRC_JAR_NAME);
-    }
+    override val allOpenPluginJarPath: File
+        get() = getLibraryFile(PathUtil.ALLOPEN_PLUGIN_JAR_NAME)
 
-    @NotNull
-    @Override
-    public File getJsKotlinTestJarPath() {
-        return getLibraryFile(PathUtil.KOTLIN_TEST_JS_JAR);
-    }
+    override val noArgPluginJarPath: File
+        get() = getLibraryFile(PathUtil.NOARG_PLUGIN_JAR_NAME)
 
-    @NotNull
-    @Override
-    public File getAllOpenPluginJarPath() {
-        return getLibraryFile(PathUtil.ALLOPEN_PLUGIN_JAR_NAME);
-    }
+    override val samWithReceiverJarPath: File
+        get() = getLibraryFile(PathUtil.SAM_WITH_RECEIVER_PLUGIN_JAR_NAME)
 
-    @NotNull
-    @Override
-    public File getNoArgPluginJarPath() {
-        return getLibraryFile(PathUtil.NOARG_PLUGIN_JAR_NAME);
-    }
+    override val trove4jJarPath: File
+        get() = getLibraryFile(PathUtil.TROVE4J_NAME)
 
-    @NotNull
-    @Override
-    public File getSamWithReceiverJarPath() {
-        return getLibraryFile(PathUtil.SAM_WITH_RECEIVER_PLUGIN_JAR_NAME);
-    }
+    override val compilerClasspath: List<File>
+        get() = listOf(stdlibPath, reflectPath, scriptRuntimePath, trove4jJarPath)
 
-    @NotNull
-    @Override
-    public File getTrove4jJarPath() {
-        return getLibraryFile(PathUtil.TROVE4J_NAME);
-    }
+    override val compilerPath: File
+        get() = getLibraryFile(PathUtil.KOTLIN_COMPILER_JAR)
 
-    @NotNull
-    @Override
-    public List<File> getCompilerClasspath() {
-        return CollectionsKt.listOf(getStdlibPath(), getReflectPath(), getScriptRuntimePath(), getTrove4jJarPath());
-    }
-
-    @NotNull
-    @Override
-    public File getCompilerPath() {
-        return getLibraryFile(PathUtil.KOTLIN_COMPILER_JAR);
-    }
-
-    @NotNull
-    private File getLibraryFile(@NotNull String fileName) {
-        return new File(getLibPath(), fileName);
+    private fun getLibraryFile(fileName: String): File {
+        return File(libPath, fileName)
     }
 }
diff --git a/idea/src/org/jetbrains/kotlin/idea/versions/KotlinRuntimeLibraryUtil.kt b/idea/src/org/jetbrains/kotlin/idea/versions/KotlinRuntimeLibraryUtil.kt
index 7e689a01db1..7d607764ce7 100644
--- a/idea/src/org/jetbrains/kotlin/idea/versions/KotlinRuntimeLibraryUtil.kt
+++ b/idea/src/org/jetbrains/kotlin/idea/versions/KotlinRuntimeLibraryUtil.kt
@@ -89,16 +89,16 @@ enum class LibraryJarDescriptor(
     val shouldExist: Boolean,
     val getPath: (KotlinPaths) -> File = { paths -> File(paths.libPath, jarName) }
 ) {
-    RUNTIME_JAR(PathUtil.KOTLIN_JAVA_STDLIB_JAR, OrderRootType.CLASSES, true, KotlinPaths::getStdlibPath) {
+    RUNTIME_JAR(PathUtil.KOTLIN_JAVA_STDLIB_JAR, OrderRootType.CLASSES, true, { it.stdlibPath }) {
         override fun findExistingJar(library: Library): VirtualFile? {
             if (isExternalLibrary(library)) return null
             return JavaRuntimeDetectionUtil.getRuntimeJar(Arrays.asList(*library.getFiles(OrderRootType.CLASSES)))
         }
     },
 
-    REFLECT_JAR(PathUtil.KOTLIN_JAVA_REFLECT_JAR, OrderRootType.CLASSES, false, KotlinPaths::getReflectPath),
-    SCRIPT_RUNTIME_JAR(PathUtil.KOTLIN_JAVA_SCRIPT_RUNTIME_JAR, OrderRootType.CLASSES, true, KotlinPaths::getScriptRuntimePath),
-    TEST_JAR(PathUtil.KOTLIN_TEST_JAR, OrderRootType.CLASSES, false, KotlinPaths::getKotlinTestPath),
+    REFLECT_JAR(PathUtil.KOTLIN_JAVA_REFLECT_JAR, OrderRootType.CLASSES, false, { it.reflectPath }),
+    SCRIPT_RUNTIME_JAR(PathUtil.KOTLIN_JAVA_SCRIPT_RUNTIME_JAR, OrderRootType.CLASSES, true, { it.scriptRuntimePath }),
+    TEST_JAR(PathUtil.KOTLIN_TEST_JAR, OrderRootType.CLASSES, false, { it.kotlinTestPath }),
 
     @Deprecated("RUNTIME_JDK7_JAR should be used since 1.2")
     RUNTIME_JRE7_JAR(PathUtil.KOTLIN_JAVA_RUNTIME_JRE7_JAR, OrderRootType.CLASSES, false),
@@ -116,7 +116,7 @@ enum class LibraryJarDescriptor(
     RUNTIME_JRE8_SOURCES_JAR(PathUtil.KOTLIN_JAVA_RUNTIME_JRE8_SRC_JAR, OrderRootType.SOURCES, false),
     RUNTIME_JDK8_SOURCES_JAR(PathUtil.KOTLIN_JAVA_RUNTIME_JDK8_SRC_JAR, OrderRootType.SOURCES, false),
 
-    RUNTIME_SRC_JAR(PathUtil.KOTLIN_JAVA_STDLIB_SRC_JAR, OrderRootType.SOURCES, false, KotlinPaths::getStdlibSourcesPath) {
+    RUNTIME_SRC_JAR(PathUtil.KOTLIN_JAVA_STDLIB_SRC_JAR, OrderRootType.SOURCES, false, { it.stdlibSourcesPath }) {
         override fun findExistingJar(library: Library): VirtualFile? {
             return super.findExistingJar(library) ?: LibraryUtils.getJarFile(
                 library.getFiles(orderRootType).toList(),
@@ -127,8 +127,8 @@ enum class LibraryJarDescriptor(
     REFLECT_SRC_JAR(PathUtil.KOTLIN_REFLECT_SRC_JAR, OrderRootType.SOURCES, false),
     TEST_SRC_JAR(PathUtil.KOTLIN_TEST_SRC_JAR, OrderRootType.SOURCES, false),
 
-    JS_STDLIB_JAR(PathUtil.JS_LIB_JAR_NAME, OrderRootType.CLASSES, true, KotlinPaths::getJsStdLibJarPath),
-    JS_STDLIB_SRC_JAR(PathUtil.JS_LIB_SRC_JAR_NAME, OrderRootType.SOURCES, false, KotlinPaths::getJsStdLibSrcJarPath);
+    JS_STDLIB_JAR(PathUtil.JS_LIB_JAR_NAME, OrderRootType.CLASSES, true, { it.jsStdLibJarPath }),
+    JS_STDLIB_SRC_JAR(PathUtil.JS_LIB_SRC_JAR_NAME, OrderRootType.SOURCES, false, { it.jsStdLibSrcJarPath });
 
     open fun findExistingJar(library: Library): VirtualFile? {
         if (isExternalLibrary(library)) return null