diff --git a/core/descriptor.loader.java/src/org/jetbrains/jet/lang/resolve/java/lazy/LazyJavaPackageFragmentProvider.kt b/core/descriptor.loader.java/src/org/jetbrains/jet/lang/resolve/java/lazy/LazyJavaPackageFragmentProvider.kt
index 1d285d88ae9..3fe2a528269 100644
--- a/core/descriptor.loader.java/src/org/jetbrains/jet/lang/resolve/java/lazy/LazyJavaPackageFragmentProvider.kt
+++ b/core/descriptor.loader.java/src/org/jetbrains/jet/lang/resolve/java/lazy/LazyJavaPackageFragmentProvider.kt
@@ -100,10 +100,16 @@ public open class LazyJavaPackageFragmentProvider(
             val builtinClass = JavaClassResolver.getKotlinBuiltinClassDescriptor(fqName)
             if (builtinClass != null) return builtinClass
 
+            // TODO Here we prefer sources (something outside JDR subsystem) to binaries, which should actually be driven by module dependencies separation
+            // See DeserializedDescriptorResolver.javaDescriptorFinder
+            val classFromSources = outerContext.javaClassResolver.resolveClassByFqName(fqName)
+            if (classFromSources != null) return classFromSources
+
             val (jClass, kClass) = c.findClassInJava(fqName)
             if (jClass != null) return resolveClass(jClass)
             if (kClass != null) return kClass
-            return outerContext.javaClassResolver.resolveClassByFqName(fqName)
+
+            return null
         }
     }
 }
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