diff --git a/compiler/backend/src/org/jetbrains/jet/codegen/ImplementationBodyCodegen.java b/compiler/backend/src/org/jetbrains/jet/codegen/ImplementationBodyCodegen.java
index c0a53ab8301..fac6074fc59 100644
--- a/compiler/backend/src/org/jetbrains/jet/codegen/ImplementationBodyCodegen.java
+++ b/compiler/backend/src/org/jetbrains/jet/codegen/ImplementationBodyCodegen.java
@@ -502,7 +502,7 @@ public class ImplementationBodyCodegen extends ClassBodyCodegen {
                 mv.visitCode();
 
                 iv.load(0, classAsmType);
-                iv.invokestatic("jet/runtime/CollectionToArray", "toArray", "(Ljava/util/Collection;)[Ljava/lang/Object;");
+                iv.invokestatic("kotlin/jvm/internal/CollectionToArray", "toArray", "(Ljava/util/Collection;)[Ljava/lang/Object;");
                 iv.areturn(Type.getObjectType("[Ljava/lang/Object;"));
 
                 FunctionCodegen.endVisit(mv, "toArray", myClass);
@@ -519,7 +519,7 @@ public class ImplementationBodyCodegen extends ClassBodyCodegen {
                 iv.load(0, classAsmType);
                 iv.load(1, Type.getObjectType("[Ljava/lang/Object;"));
 
-                iv.invokestatic("jet/runtime/CollectionToArray", "toArray", "(Ljava/util/Collection;[Ljava/lang/Object;)[Ljava/lang/Object;");
+                iv.invokestatic("kotlin/jvm/internal/CollectionToArray", "toArray", "(Ljava/util/Collection;[Ljava/lang/Object;)[Ljava/lang/Object;");
                 iv.areturn(Type.getObjectType("[Ljava/lang/Object;"));
 
                 FunctionCodegen.endVisit(mv, "toArray", myClass);
diff --git a/core/runtime.jvm/src/jet/runtime/CollectionToArray.java b/core/runtime.jvm/src/kotlin/jvm/internal/CollectionToArray.java
similarity index 98%
rename from core/runtime.jvm/src/jet/runtime/CollectionToArray.java
rename to core/runtime.jvm/src/kotlin/jvm/internal/CollectionToArray.java
index 2b5434f58b5..ca818a80ea9 100644
--- a/core/runtime.jvm/src/jet/runtime/CollectionToArray.java
+++ b/core/runtime.jvm/src/kotlin/jvm/internal/CollectionToArray.java
@@ -1,4 +1,4 @@
-package jet.runtime;
+package kotlin.jvm.internal;
 
 import java.util.Arrays;
 import java.util.Collection;