diff --git a/core/src/main/java/org/everit/json/schema/ConstSchema.java b/core/src/main/java/org/everit/json/schema/ConstSchema.java
index 7a5c165d..d2c44a3c 100644
--- a/core/src/main/java/org/everit/json/schema/ConstSchema.java
+++ b/core/src/main/java/org/everit/json/schema/ConstSchema.java
@@ -26,6 +26,12 @@ protected Builder getBuilder()
             return this;
         }
 
+        @Override
+        protected Builder getBuilder()
+        {
+            return this;
+        }
+
         @Override public ConstSchema build() {
             return new ConstSchema(this);
         }