diff --git a/querydsl-core/src/main/java/com/mysema/query/alias/Alias.java b/querydsl-core/src/main/java/com/mysema/query/alias/Alias.java
index ededbc8ce..12bfff653 100644
--- a/querydsl-core/src/main/java/com/mysema/query/alias/Alias.java
+++ b/querydsl-core/src/main/java/com/mysema/query/alias/Alias.java
@@ -141,7 +141,7 @@ public final class Alias {
         if (rv != null) {
             return rv;
         }else if (arg instanceof EntityPath<?>){    
-            return (EntityPathBase<D>)arg;
+            return (EntityPathBase<D>)arg; //NOSONAR
         } else if (arg instanceof ManagedObject) {
             return (EntityPathBase<D>) ((ManagedObject) arg).__mappedPath();
         } else {
diff --git a/querydsl-jpa/src/main/java/com/mysema/query/jpa/impl/AbstractJPAQuery.java b/querydsl-jpa/src/main/java/com/mysema/query/jpa/impl/AbstractJPAQuery.java
index 6a885e2d9..1a3a8abc2 100644
--- a/querydsl-jpa/src/main/java/com/mysema/query/jpa/impl/AbstractJPAQuery.java
+++ b/querydsl-jpa/src/main/java/com/mysema/query/jpa/impl/AbstractJPAQuery.java
@@ -202,6 +202,7 @@ public abstract class AbstractJPAQuery<Q extends AbstractJPAQuery<Q>> extends JP
      * @param query
      * @return
      */
+    @Nullable
     private Object getSingleResult(Query query) {
         if (factoryExpressionUsed) {
             Object result = query.getSingleResult();