diff --git a/compiler/frontend.java/src/org/jetbrains/jet/lang/resolve/java/JavaToKotlinClassMap.java b/compiler/frontend.java/src/org/jetbrains/jet/lang/resolve/java/JavaToKotlinClassMap.java
index 89b48e84678..71837fc304c 100644
--- a/compiler/frontend.java/src/org/jetbrains/jet/lang/resolve/java/JavaToKotlinClassMap.java
+++ b/compiler/frontend.java/src/org/jetbrains/jet/lang/resolve/java/JavaToKotlinClassMap.java
@@ -91,7 +91,7 @@ public class JavaToKotlinClassMap extends JavaToKotlinClassMapBuilder implements
     }
 
     private static FqName getJavaClassFqName(@NotNull Class<?> javaClass) {
-        return new FqName(javaClass.getName().replace("$", "."));
+        return new FqName(javaClass.getName().replace('$', '.'));
     }
 
     @Override