diff --git a/java/java-psi-impl/src/com/intellij/psi/impl/source/resolve/graphInference/constraints/ExpressionCompatibilityConstraint.java b/java/java-psi-impl/src/com/intellij/psi/impl/source/resolve/graphInference/constraints/ExpressionCompatibilityConstraint.java
index 7ef2a7250030..8fe69b24c06d 100644
--- a/java/java-psi-impl/src/com/intellij/psi/impl/source/resolve/graphInference/constraints/ExpressionCompatibilityConstraint.java
+++ b/java/java-psi-impl/src/com/intellij/psi/impl/source/resolve/graphInference/constraints/ExpressionCompatibilityConstraint.java
@@ -118,7 +118,9 @@ public class ExpressionCompatibilityConstraint extends InputOutputConstraintForm
           else {
             returnType = callSubstitutor.substitute(returnType);
           }
-          constraints.add(new TypeCompatibilityConstraint(GenericsUtil.eliminateWildcards(myT, false), returnType));
+          if (!TypeConversionUtil.isAssignable(myT, returnType)) {
+            constraints.add(new TypeCompatibilityConstraint(GenericsUtil.eliminateWildcards(myT, false), returnType));
+          }
         }
       }
       return true;