diff --git a/compiler/cli/src/org/jetbrains/jet/cli/jvm/JVMConfigurationKeys.java b/compiler/cli/src/org/jetbrains/jet/cli/jvm/JVMConfigurationKeys.java
new file mode 100644
index 00000000000..48147fe31cd
--- /dev/null
+++ b/compiler/cli/src/org/jetbrains/jet/cli/jvm/JVMConfigurationKeys.java
@@ -0,0 +1,33 @@
+/*
+ * Copyright 2010-2012 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.jet.cli.jvm;
+
+import com.intellij.openapi.util.Key;
+
+import java.io.File;
+
+/**
+ * @author Evgeny Gerashchenko
+ * @since 7/3/12
+ */
+public class JVMConfigurationKeys {
+    private JVMConfigurationKeys() {
+    }
+
+    public static final Key<File[]> CLASSPATH_KEY = Key.create("classpath");
+    public static final Key<File[]> ANNOTATIONS_PATH_KEY = Key.create("annotations path");
+}
diff --git a/compiler/frontend/src/org/jetbrains/jet/config/CompilerConfiguration.java b/compiler/frontend/src/org/jetbrains/jet/config/CompilerConfiguration.java
new file mode 100644
index 00000000000..3549903dcc7
--- /dev/null
+++ b/compiler/frontend/src/org/jetbrains/jet/config/CompilerConfiguration.java
@@ -0,0 +1,26 @@
+/*
+ * Copyright 2010-2012 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.jet.config;
+
+import com.intellij.openapi.util.UserDataHolderBase;
+
+/**
+ * @author Evgeny Gerashchenko
+ * @since 7/3/12
+ */
+public class CompilerConfiguration extends UserDataHolderBase {
+}