diff --git a/java/java-psi-api/src/com/intellij/psi/util/TypeConversionUtil.java b/java/java-psi-api/src/com/intellij/psi/util/TypeConversionUtil.java
index a206a642e396..a44600573970 100644
--- a/java/java-psi-api/src/com/intellij/psi/util/TypeConversionUtil.java
+++ b/java/java-psi-api/src/com/intellij/psi/util/TypeConversionUtil.java
@@ -815,21 +815,6 @@ public class TypeConversionUtil {
   }
 
   public static boolean boxingConversionApplicable(final PsiType left, final PsiType right) {
-    if (right instanceof PsiMethodReferenceType) {
-      final JavaResolveResult result = ((PsiMethodReferenceType)right).getExpression().advancedResolve(false);
-      PsiElement element = result.getElement();
-      final PsiClassType.ClassResolveResult functionalInterfaceResult = PsiUtil.resolveGenericsClassInType(left);
-      final PsiMethod interfaceMethod = LambdaUtil.getFunctionalInterfaceMethod(functionalInterfaceResult);
-      if (element instanceof PsiMethod && interfaceMethod != null) {
-        final PsiType[] parameterTypes = ((PsiMethod)element).getSignature(result.getSubstitutor()).getParameterTypes();
-        final PsiType[] argTypes = interfaceMethod.getSignature(functionalInterfaceResult.getSubstitutor()).getParameterTypes();
-        if (parameterTypes.length != argTypes.length) return false;
-        for (int i = 0; i < parameterTypes.length; i++) {
-          if (boxingConversionApplicable(parameterTypes[i], argTypes[i])) return true;
-        }
-      }
-    }
-
     if (left instanceof PsiPrimitiveType && !PsiType.NULL.equals(left)) {
       return right instanceof PsiClassType && isAssignable(left, right);
     }
diff --git a/java/java-tests/testData/codeInsight/daemonCodeAnalyzer/lambda/methodRef/MethodRefMisc1.java b/java/java-tests/testData/codeInsight/daemonCodeAnalyzer/lambda/methodRef/MethodRefMisc1.java
index ddb720e57756..36fc91f8e8cd 100644
--- a/java/java-tests/testData/codeInsight/daemonCodeAnalyzer/lambda/methodRef/MethodRefMisc1.java
+++ b/java/java-tests/testData/codeInsight/daemonCodeAnalyzer/lambda/methodRef/MethodRefMisc1.java
@@ -38,7 +38,7 @@ class MyTest1 {
     }
 
     public static void main(String[] args) {
-        call(1, MyTest1::m);
+        call<error descr="Ambiguous method call: both 'MyTest1.call(int, I1)' and 'MyTest1.call(int, I2)' match">(1, MyTest1::m)</error>;
     }
 }
 
@@ -54,7 +54,7 @@ class MyTest2 {
     static void call(Integer i, I s) {   }
 
     static void test() {
-        call<error descr="Ambiguous method call: both 'MyTest2.call(int, I)' and 'MyTest2.call(Integer, I)' match">(1, MyTest2::m)</error>; //ambiguous
+        call(1, MyTest2::m); //call(int i, I s)
     }
 }