diff --git a/compiler/backend/src/org/jetbrains/kotlin/codegen/JvmCodegenUtil.java b/compiler/backend/src/org/jetbrains/kotlin/codegen/JvmCodegenUtil.java
index 76f5215e47c..550684ea36d 100644
--- a/compiler/backend/src/org/jetbrains/kotlin/codegen/JvmCodegenUtil.java
+++ b/compiler/backend/src/org/jetbrains/kotlin/codegen/JvmCodegenUtil.java
@@ -235,9 +235,4 @@ public class JvmCodegenUtil {
             av.visit(JvmAnnotationNames.MODULE_NAME_FIELD_NAME, name);
         }
     }
-
-    @NotNull
-    public static String sanitizeAsJavaIdentifier(@NotNull String str) {
-        return PackagePartClassUtils.sanitizeAsJavaIdentifier(str);
-    }
 }
diff --git a/compiler/backend/src/org/jetbrains/kotlin/codegen/state/JetTypeMapper.java b/compiler/backend/src/org/jetbrains/kotlin/codegen/state/JetTypeMapper.java
index d7e18236fe9..02df8640baa 100644
--- a/compiler/backend/src/org/jetbrains/kotlin/codegen/state/JetTypeMapper.java
+++ b/compiler/backend/src/org/jetbrains/kotlin/codegen/state/JetTypeMapper.java
@@ -880,7 +880,7 @@ public class JetTypeMapper {
         }
 
         if (!(descriptor instanceof ConstructorDescriptor) && descriptor.getVisibility() == Visibilities.INTERNAL) {
-            return name + "$" + JvmCodegenUtil.sanitizeAsJavaIdentifier(moduleName);
+            return name + "$" + JvmAbi.sanitizeAsJavaIdentifier(moduleName);
         }
 
         return name;
diff --git a/compiler/frontend.java/src/org/jetbrains/kotlin/load/kotlin/PackagePartClassUtils.kt b/compiler/frontend.java/src/org/jetbrains/kotlin/load/kotlin/PackagePartClassUtils.kt
index d1a4ed18251..7d15ca0576b 100644
--- a/compiler/frontend.java/src/org/jetbrains/kotlin/load/kotlin/PackagePartClassUtils.kt
+++ b/compiler/frontend.java/src/org/jetbrains/kotlin/load/kotlin/PackagePartClassUtils.kt
@@ -19,6 +19,7 @@ package org.jetbrains.kotlin.load.kotlin
 import com.intellij.openapi.util.io.FileUtil
 import com.intellij.openapi.vfs.VirtualFile
 import org.jetbrains.annotations.TestOnly
+import org.jetbrains.kotlin.load.java.JvmAbi
 import org.jetbrains.kotlin.name.FqName
 import org.jetbrains.kotlin.name.Name
 import org.jetbrains.kotlin.psi.JetFile
@@ -38,10 +39,7 @@ public object PackagePartClassUtils {
             if (str.isEmpty())
                 "_$PART_CLASS_NAME_SUFFIX"
             else
-                capitalizeAsJavaClassName(sanitizeAsJavaIdentifier(str)) + PART_CLASS_NAME_SUFFIX
-
-    public @JvmStatic fun sanitizeAsJavaIdentifier(str: String): String =
-            str.replace("[^\\p{L}\\p{Digit}]".toRegex(), "_")
+                capitalizeAsJavaClassName(JvmAbi.sanitizeAsJavaIdentifier(str)) + PART_CLASS_NAME_SUFFIX
 
     private @JvmStatic fun capitalizeAsJavaClassName(str: String): String =
             // NB use Locale.ENGLISH so that build is locale-independent.
diff --git a/core/descriptor.loader.java/src/org/jetbrains/kotlin/load/java/JvmAbi.java b/core/descriptor.loader.java/src/org/jetbrains/kotlin/load/java/JvmAbi.java
index 1449b95fd35..eb636b7dd55 100644
--- a/core/descriptor.loader.java/src/org/jetbrains/kotlin/load/java/JvmAbi.java
+++ b/core/descriptor.loader.java/src/org/jetbrains/kotlin/load/java/JvmAbi.java
@@ -16,6 +16,7 @@
 
 package org.jetbrains.kotlin.load.java;
 
+import kotlin.StringsKt;
 import org.jetbrains.annotations.NotNull;
 import org.jetbrains.kotlin.name.ClassId;
 import org.jetbrains.kotlin.name.FqName;
@@ -90,5 +91,10 @@ public final class JvmAbi {
         char c = name.charAt(IS_PREFIX.length());
         return !('a' <= c && c <= 'z');
     }
+
+    @NotNull
+    public static String sanitizeAsJavaIdentifier(@NotNull String str) {
+        return StringsKt.replace(str, StringsKt.toRegex("[^\\p{L}\\p{Digit}]"), "_");
+    }
 }
 
diff --git a/core/reflection.jvm/src/kotlin/reflect/jvm/internal/RuntimeTypeMapper.kt b/core/reflection.jvm/src/kotlin/reflect/jvm/internal/RuntimeTypeMapper.kt
index c03210c8cde..14a3e190a7d 100644
--- a/core/reflection.jvm/src/kotlin/reflect/jvm/internal/RuntimeTypeMapper.kt
+++ b/core/reflection.jvm/src/kotlin/reflect/jvm/internal/RuntimeTypeMapper.kt
@@ -120,7 +120,7 @@ internal sealed class JvmPropertySignature {
                             val sourceElement = containingDeclaration.source as KotlinJvmBinarySourceElement
                             val klass = (sourceElement.binaryClass as ReflectKotlinClass).klass
                             val moduleName = klass.getAnnotation(KotlinClass::class.java).moduleName
-                            "$" + sanitizeAsJavaIdentifier(moduleName)
+                            "$" + JvmAbi.sanitizeAsJavaIdentifier(moduleName)
                         }
                         else {
                             ""
@@ -129,9 +129,6 @@ internal sealed class JvmPropertySignature {
             }
         }
 
-        private fun sanitizeAsJavaIdentifier(str: String): String =
-                str.replace("[^\\p{L}\\p{Digit}]".toRegex(), "_")
-
         override fun asString(): String = string
     }