diff --git a/compiler/backend/src/org/jetbrains/jet/codegen/ExpressionCodegen.java b/compiler/backend/src/org/jetbrains/jet/codegen/ExpressionCodegen.java
index c9374b6dfa7..0e81f301460 100644
--- a/compiler/backend/src/org/jetbrains/jet/codegen/ExpressionCodegen.java
+++ b/compiler/backend/src/org/jetbrains/jet/codegen/ExpressionCodegen.java
@@ -12,6 +12,7 @@ import org.jetbrains.jet.lang.descriptors.*;
 import org.jetbrains.jet.lang.diagnostics.DiagnosticUtils;
 import org.jetbrains.jet.lang.psi.*;
 import org.jetbrains.jet.lang.resolve.BindingContext;
+import org.jetbrains.jet.lang.resolve.StdlibNames;
 import org.jetbrains.jet.lang.resolve.calls.*;
 import org.jetbrains.jet.lang.resolve.constants.CompileTimeConstant;
 import org.jetbrains.jet.lang.resolve.java.JavaClassDescriptor;
@@ -2618,16 +2619,16 @@ If finally block is present, its last expression is the value of try expression.
                 }
                 else {
                     v.load(0, TYPE_OBJECT);
-                    v.invokeinterface("jet/JetObject", "getTypeInfo", "()Ljet/typeinfo/TypeInfo;");
+                    v.invokeinterface(StdlibNames.JET_OBJECT_TYPE.getInternalName(), "getTypeInfo", "()Ljet/typeinfo/TypeInfo;");
                 }
             }
             else {
                 v.load(0, TYPE_OBJECT);
                 while(descriptor != containingDeclaration) {
                     descriptor = CodegenUtil.getOuterClassDescriptor(descriptor);
-                    v.invokeinterface("jet/JetObject", "getOuterObject", "()Ljet/JetObject;");
+                    v.invokeinterface(StdlibNames.JET_OBJECT_TYPE.getInternalName(), "getOuterObject", "()Ljet/JetObject;");
                 }
-                v.invokeinterface("jet/JetObject", "getTypeInfo", "()Ljet/typeinfo/TypeInfo;");
+                v.invokeinterface(StdlibNames.JET_OBJECT_TYPE.getInternalName(), "getTypeInfo", "()Ljet/typeinfo/TypeInfo;");
             }
             v.aconst(ownerType);
             v.iconst(typeParameterDescriptor.getIndex());
diff --git a/compiler/backend/src/org/jetbrains/jet/codegen/ImplementationBodyCodegen.java b/compiler/backend/src/org/jetbrains/jet/codegen/ImplementationBodyCodegen.java
index a637350f361..5ae78f4a284 100644
--- a/compiler/backend/src/org/jetbrains/jet/codegen/ImplementationBodyCodegen.java
+++ b/compiler/backend/src/org/jetbrains/jet/codegen/ImplementationBodyCodegen.java
@@ -6,6 +6,7 @@ import org.jetbrains.jet.lang.descriptors.*;
 import org.jetbrains.jet.lang.psi.*;
 import org.jetbrains.jet.lang.resolve.BindingContext;
 import org.jetbrains.jet.lang.resolve.OverridingUtil;
+import org.jetbrains.jet.lang.resolve.StdlibNames;
 import org.jetbrains.jet.lang.resolve.constants.CompileTimeConstant;
 import org.jetbrains.jet.lang.types.JetType;
 import org.jetbrains.jet.lang.types.TypeProjection;
@@ -59,7 +60,7 @@ public class ImplementationBodyCodegen extends ClassBodyCodegen {
         getSuperClass();
 
         List<String> interfaces = new ArrayList<String>();
-        interfaces.add("jet/JetObject");
+        interfaces.add(StdlibNames.JET_OBJECT_TYPE.getInternalName());
         interfaces.addAll(getSuperInterfaces(myClass));
 
         boolean isAbstract = false;
diff --git a/compiler/backend/src/org/jetbrains/jet/codegen/intrinsics/ValueTypeInfo.java b/compiler/backend/src/org/jetbrains/jet/codegen/intrinsics/ValueTypeInfo.java
index 3c9c43d97f7..c604a291d3e 100644
--- a/compiler/backend/src/org/jetbrains/jet/codegen/intrinsics/ValueTypeInfo.java
+++ b/compiler/backend/src/org/jetbrains/jet/codegen/intrinsics/ValueTypeInfo.java
@@ -5,6 +5,7 @@ import org.jetbrains.jet.codegen.ExpressionCodegen;
 import org.jetbrains.jet.codegen.JetTypeMapper;
 import org.jetbrains.jet.codegen.StackValue;
 import org.jetbrains.jet.lang.psi.JetExpression;
+import org.jetbrains.jet.lang.resolve.StdlibNames;
 import org.objectweb.asm.Type;
 import org.objectweb.asm.commons.InstructionAdapter;
 
@@ -17,7 +18,7 @@ public class ValueTypeInfo implements IntrinsicMethod {
     @Override
     public StackValue generate(ExpressionCodegen codegen, InstructionAdapter v, Type expectedType, PsiElement element, List<JetExpression> arguments, StackValue receiver) {
         codegen.gen(arguments.get(0), JetTypeMapper.TYPE_JET_OBJECT);
-        v.invokeinterface("jet/JetObject", "getTypeInfo", "()Ljet/typeinfo/TypeInfo;");
+        v.invokeinterface(StdlibNames.JET_OBJECT_TYPE.getInternalName(), "getTypeInfo", "()Ljet/typeinfo/TypeInfo;");
         return StackValue.onStack(JetTypeMapper.TYPE_TYPEINFO);
     }
 }
diff --git a/compiler/frontend/src/org/jetbrains/jet/lang/resolve/StdlibNames.java b/compiler/frontend/src/org/jetbrains/jet/lang/resolve/StdlibNames.java
index fcc779f5c99..aaad7538e0f 100644
--- a/compiler/frontend/src/org/jetbrains/jet/lang/resolve/StdlibNames.java
+++ b/compiler/frontend/src/org/jetbrains/jet/lang/resolve/StdlibNames.java
@@ -29,4 +29,8 @@ public class StdlibNames {
     
     public static final String JET_METHOD_NULLABLE_RETURN_TYPE_FIELD = "nullableReturnType";
     
+    
+    public static final Type JET_OBJECT_TYPE = Type.getObjectType("jet/JetObject");
+    public static final String JET_OBJECT_CLASS = "jet.JetObject";
+    public static final String JET_OBJECT_DESCRIPTOR = "Ljet/JetObject;";
 }