diff --git a/org.eclipse.jdt.core.javac/src/org/eclipse/jdt/core/dom/JavacConverter.java b/org.eclipse.jdt.core.javac/src/org/eclipse/jdt/core/dom/JavacConverter.java
index 0e6312fbbd0..c02ae2c765e 100644
--- a/org.eclipse.jdt.core.javac/src/org/eclipse/jdt/core/dom/JavacConverter.java
+++ b/org.eclipse.jdt.core.javac/src/org/eclipse/jdt/core/dom/JavacConverter.java
@@ -725,13 +725,13 @@ private MethodDeclaration convertMethodDecl(JCMethodDecl javac, ASTNode parent)
 			}
 		}
 		
-		if( retType != null ) {
+		if( retType != null || isConstructor) {
 			if( this.ast.apiLevel != AST.JLS2_INTERNAL) {
 				res.setReturnType2(retType);
 			} else {
 				res.internalSetReturnType(retType);
 			}
-		}
+		} 
 
 		javac.getParameters().stream().map(this::convertVariableDeclaration).forEach(res.parameters()::add);