diff --git a/compiler/backend/src/org/jetbrains/jet/codegen/BothSignatureWriter.java b/compiler/backend/src/org/jetbrains/jet/codegen/BothSignatureWriter.java
index 8fcbabac1ac..d83d838cb95 100644
--- a/compiler/backend/src/org/jetbrains/jet/codegen/BothSignatureWriter.java
+++ b/compiler/backend/src/org/jetbrains/jet/codegen/BothSignatureWriter.java
@@ -3,9 +3,9 @@ package org.jetbrains.jet.codegen;
 import jet.typeinfo.TypeInfoVariance;
 import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Nullable;
-import jet.typeinfo.internal.signature.JetSignatureAdapter;
-import jet.typeinfo.internal.signature.JetSignatureReader;
-import jet.typeinfo.internal.signature.JetSignatureWriter;
+import org.jetbrains.jet.rt.signature.JetSignatureAdapter;
+import org.jetbrains.jet.rt.signature.JetSignatureReader;
+import org.jetbrains.jet.rt.signature.JetSignatureWriter;
 import org.jetbrains.jet.lang.types.Variance;
 import org.objectweb.asm.Type;
 import org.objectweb.asm.signature.SignatureVisitor;
diff --git a/compiler/frontend.java/src/org/jetbrains/jet/lang/resolve/java/JavaTypeTransformer.java b/compiler/frontend.java/src/org/jetbrains/jet/lang/resolve/java/JavaTypeTransformer.java
index fd74d3d4d1e..4aed6ee493d 100644
--- a/compiler/frontend.java/src/org/jetbrains/jet/lang/resolve/java/JavaTypeTransformer.java
+++ b/compiler/frontend.java/src/org/jetbrains/jet/lang/resolve/java/JavaTypeTransformer.java
@@ -2,7 +2,7 @@ package org.jetbrains.jet.lang.resolve.java;
 
 import com.google.common.collect.Lists;
 import com.intellij.psi.*;
-import jet.typeinfo.internal.signature.JetSignatureReader;
+import org.jetbrains.jet.rt.signature.JetSignatureReader;
 import org.jetbrains.annotations.NotNull;
 import org.jetbrains.jet.lang.descriptors.annotations.AnnotationDescriptor;
 import org.jetbrains.jet.lang.descriptors.ClassDescriptor;
diff --git a/compiler/frontend.java/src/org/jetbrains/jet/lang/resolve/java/JetTypeJetSignatureReader.java b/compiler/frontend.java/src/org/jetbrains/jet/lang/resolve/java/JetTypeJetSignatureReader.java
index 2c190cbc956..64bf4d30633 100644
--- a/compiler/frontend.java/src/org/jetbrains/jet/lang/resolve/java/JetTypeJetSignatureReader.java
+++ b/compiler/frontend.java/src/org/jetbrains/jet/lang/resolve/java/JetTypeJetSignatureReader.java
@@ -1,12 +1,10 @@
 package org.jetbrains.jet.lang.resolve.java;
 
-import jet.typeinfo.TypeInfoVariance;
-import jet.typeinfo.internal.signature.JetSignatureAdapter;
-import jet.typeinfo.internal.signature.JetSignatureExceptionsAdapter;
+import org.jetbrains.jet.rt.signature.JetSignatureExceptionsAdapter;
 import org.jetbrains.annotations.NotNull;
 import org.jetbrains.jet.lang.descriptors.ClassDescriptor;
 import org.jetbrains.jet.lang.descriptors.annotations.AnnotationDescriptor;
-import jet.typeinfo.internal.signature.JetSignatureVisitor;
+import org.jetbrains.jet.rt.signature.JetSignatureVisitor;
 import org.jetbrains.jet.lang.types.ErrorUtils;
 import org.jetbrains.jet.lang.types.JetStandardClasses;
 import org.jetbrains.jet.lang.types.JetStandardLibrary;
diff --git a/stdlib/src/jet/typeinfo/TypeInfo.java b/stdlib/src/jet/typeinfo/TypeInfo.java
index f2bc7734534..3e9a3ddaa30 100644
--- a/stdlib/src/jet/typeinfo/TypeInfo.java
+++ b/stdlib/src/jet/typeinfo/TypeInfo.java
@@ -2,8 +2,8 @@ package jet.typeinfo;
 
 import jet.JetObject;
 import jet.Tuple0;
-import jet.typeinfo.internal.TypeInfoImpl;
-import jet.typeinfo.internal.TypeInfoProjectionImpl;
+import org.jetbrains.jet.rt.TypeInfoImpl;
+import org.jetbrains.jet.rt.TypeInfoProjectionImpl;
 
 /**
  * @author abreslav
diff --git a/stdlib/src/jet/typeinfo/internal/Signature.java b/stdlib/src/org/jetbrains/jet/rt/Signature.java
similarity index 98%
rename from stdlib/src/jet/typeinfo/internal/Signature.java
rename to stdlib/src/org/jetbrains/jet/rt/Signature.java
index 879ad3e46ae..ffa29d62636 100644
--- a/stdlib/src/jet/typeinfo/internal/Signature.java
+++ b/stdlib/src/org/jetbrains/jet/rt/Signature.java
@@ -1,4 +1,4 @@
-package jet.typeinfo.internal;
+package org.jetbrains.jet.rt;
 
 import jet.typeinfo.TypeInfo;
 import jet.typeinfo.TypeInfoProjection;
diff --git a/stdlib/src/jet/typeinfo/internal/TypeInfoImpl.java b/stdlib/src/org/jetbrains/jet/rt/TypeInfoImpl.java
similarity index 99%
rename from stdlib/src/jet/typeinfo/internal/TypeInfoImpl.java
rename to stdlib/src/org/jetbrains/jet/rt/TypeInfoImpl.java
index fe784eb8eae..48ba799f33d 100644
--- a/stdlib/src/jet/typeinfo/internal/TypeInfoImpl.java
+++ b/stdlib/src/org/jetbrains/jet/rt/TypeInfoImpl.java
@@ -1,4 +1,4 @@
-package jet.typeinfo.internal;
+package org.jetbrains.jet.rt;
 
 import jet.JetObject;
 import jet.typeinfo.TypeInfo;
diff --git a/stdlib/src/jet/typeinfo/internal/TypeInfoParser.java b/stdlib/src/org/jetbrains/jet/rt/TypeInfoParser.java
similarity index 97%
rename from stdlib/src/jet/typeinfo/internal/TypeInfoParser.java
rename to stdlib/src/org/jetbrains/jet/rt/TypeInfoParser.java
index 4ffdf66fc30..1a3b67a3d2e 100644
--- a/stdlib/src/jet/typeinfo/internal/TypeInfoParser.java
+++ b/stdlib/src/org/jetbrains/jet/rt/TypeInfoParser.java
@@ -1,12 +1,12 @@
-package jet.typeinfo.internal;
+package org.jetbrains.jet.rt;
 
 import jet.typeinfo.JetSignature;
 import jet.typeinfo.TypeInfo;
 import jet.typeinfo.TypeInfoProjection;
 import jet.typeinfo.TypeInfoVariance;
-import jet.typeinfo.internal.signature.JetSignatureExceptionsAdapter;
-import jet.typeinfo.internal.signature.JetSignatureReader;
-import jet.typeinfo.internal.signature.JetSignatureVisitor;
+import org.jetbrains.jet.rt.signature.JetSignatureExceptionsAdapter;
+import org.jetbrains.jet.rt.signature.JetSignatureReader;
+import org.jetbrains.jet.rt.signature.JetSignatureVisitor;
 
 import java.lang.reflect.TypeVariable;
 import java.util.ArrayList;
diff --git a/stdlib/src/jet/typeinfo/internal/TypeInfoProjectionImpl.java b/stdlib/src/org/jetbrains/jet/rt/TypeInfoProjectionImpl.java
similarity index 88%
rename from stdlib/src/jet/typeinfo/internal/TypeInfoProjectionImpl.java
rename to stdlib/src/org/jetbrains/jet/rt/TypeInfoProjectionImpl.java
index 94438ffbd5e..6a9d46f1c7e 100644
--- a/stdlib/src/jet/typeinfo/internal/TypeInfoProjectionImpl.java
+++ b/stdlib/src/org/jetbrains/jet/rt/TypeInfoProjectionImpl.java
@@ -1,4 +1,4 @@
-package jet.typeinfo.internal;
+package org.jetbrains.jet.rt;
 
 import jet.typeinfo.TypeInfo;
 import jet.typeinfo.TypeInfoProjection;
@@ -27,7 +27,7 @@ public abstract class TypeInfoProjectionImpl implements TypeInfoProjection {
         if (this == o) return true;
         if (o == null || getClass() != o.getClass()) return false;
 
-        jet.typeinfo.internal.TypeInfoProjectionImpl that = (jet.typeinfo.internal.TypeInfoProjectionImpl) o;
+        TypeInfoProjectionImpl that = (TypeInfoProjectionImpl) o;
         // no need to compare variance as we compared classes already
         return type.equals(that.type);
     }
diff --git a/stdlib/src/jet/typeinfo/internal/TypeInfoUtils.java b/stdlib/src/org/jetbrains/jet/rt/TypeInfoUtils.java
similarity index 97%
rename from stdlib/src/jet/typeinfo/internal/TypeInfoUtils.java
rename to stdlib/src/org/jetbrains/jet/rt/TypeInfoUtils.java
index 15747bb7c74..3a249cf295e 100644
--- a/stdlib/src/jet/typeinfo/internal/TypeInfoUtils.java
+++ b/stdlib/src/org/jetbrains/jet/rt/TypeInfoUtils.java
@@ -1,4 +1,4 @@
-package jet.typeinfo.internal;
+package org.jetbrains.jet.rt;
 
 import jet.typeinfo.TypeInfo;
 import jet.typeinfo.TypeInfoProjection;
diff --git a/stdlib/src/jet/typeinfo/internal/TypeInfoVar.java b/stdlib/src/org/jetbrains/jet/rt/TypeInfoVar.java
similarity index 98%
rename from stdlib/src/jet/typeinfo/internal/TypeInfoVar.java
rename to stdlib/src/org/jetbrains/jet/rt/TypeInfoVar.java
index 9b20798ab93..598151b8bd4 100644
--- a/stdlib/src/jet/typeinfo/internal/TypeInfoVar.java
+++ b/stdlib/src/org/jetbrains/jet/rt/TypeInfoVar.java
@@ -1,4 +1,4 @@
-package jet.typeinfo.internal;
+package org.jetbrains.jet.rt;
 
 import jet.JetObject;
 import jet.typeinfo.TypeInfo;
diff --git a/stdlib/src/jet/typeinfo/internal/signature/JetSignatureAdapter.java b/stdlib/src/org/jetbrains/jet/rt/signature/JetSignatureAdapter.java
similarity index 97%
rename from stdlib/src/jet/typeinfo/internal/signature/JetSignatureAdapter.java
rename to stdlib/src/org/jetbrains/jet/rt/signature/JetSignatureAdapter.java
index 8e229360bc4..3366e3b410f 100644
--- a/stdlib/src/jet/typeinfo/internal/signature/JetSignatureAdapter.java
+++ b/stdlib/src/org/jetbrains/jet/rt/signature/JetSignatureAdapter.java
@@ -1,4 +1,4 @@
-package jet.typeinfo.internal.signature;
+package org.jetbrains.jet.rt.signature;
 
 import jet.typeinfo.TypeInfoVariance;
 
diff --git a/stdlib/src/jet/typeinfo/internal/signature/JetSignatureExceptionsAdapter.java b/stdlib/src/org/jetbrains/jet/rt/signature/JetSignatureExceptionsAdapter.java
similarity index 98%
rename from stdlib/src/jet/typeinfo/internal/signature/JetSignatureExceptionsAdapter.java
rename to stdlib/src/org/jetbrains/jet/rt/signature/JetSignatureExceptionsAdapter.java
index 02b54de2868..cca55b64951 100644
--- a/stdlib/src/jet/typeinfo/internal/signature/JetSignatureExceptionsAdapter.java
+++ b/stdlib/src/org/jetbrains/jet/rt/signature/JetSignatureExceptionsAdapter.java
@@ -1,4 +1,4 @@
-package jet.typeinfo.internal.signature;
+package org.jetbrains.jet.rt.signature;
 
 import jet.typeinfo.TypeInfoVariance;
 
diff --git a/stdlib/src/jet/typeinfo/internal/signature/JetSignatureReader.java b/stdlib/src/org/jetbrains/jet/rt/signature/JetSignatureReader.java
similarity index 99%
rename from stdlib/src/jet/typeinfo/internal/signature/JetSignatureReader.java
rename to stdlib/src/org/jetbrains/jet/rt/signature/JetSignatureReader.java
index 4b94431bf88..49624917f09 100644
--- a/stdlib/src/jet/typeinfo/internal/signature/JetSignatureReader.java
+++ b/stdlib/src/org/jetbrains/jet/rt/signature/JetSignatureReader.java
@@ -1,4 +1,4 @@
-package jet.typeinfo.internal.signature;
+package org.jetbrains.jet.rt.signature;
 
 import jet.typeinfo.TypeInfoVariance;
 
diff --git a/stdlib/src/jet/typeinfo/internal/signature/JetSignatureVisitor.java b/stdlib/src/org/jetbrains/jet/rt/signature/JetSignatureVisitor.java
similarity index 98%
rename from stdlib/src/jet/typeinfo/internal/signature/JetSignatureVisitor.java
rename to stdlib/src/org/jetbrains/jet/rt/signature/JetSignatureVisitor.java
index 4aa667d515a..ee7bfc3e2d1 100644
--- a/stdlib/src/jet/typeinfo/internal/signature/JetSignatureVisitor.java
+++ b/stdlib/src/org/jetbrains/jet/rt/signature/JetSignatureVisitor.java
@@ -1,4 +1,4 @@
-package jet.typeinfo.internal.signature;
+package org.jetbrains.jet.rt.signature;
 
 import jet.typeinfo.TypeInfoVariance;
 
diff --git a/stdlib/src/jet/typeinfo/internal/signature/JetSignatureWriter.java b/stdlib/src/org/jetbrains/jet/rt/signature/JetSignatureWriter.java
similarity index 99%
rename from stdlib/src/jet/typeinfo/internal/signature/JetSignatureWriter.java
rename to stdlib/src/org/jetbrains/jet/rt/signature/JetSignatureWriter.java
index 3ac43dba3fd..9bd16db1c52 100644
--- a/stdlib/src/jet/typeinfo/internal/signature/JetSignatureWriter.java
+++ b/stdlib/src/org/jetbrains/jet/rt/signature/JetSignatureWriter.java
@@ -1,4 +1,4 @@
-package jet.typeinfo.internal.signature;
+package org.jetbrains.jet.rt.signature;
 
 import jet.typeinfo.TypeInfoVariance;