1 files changed, 3 insertions, 1 deletions
diff --git a/vespajlib/src/main/java/com/yahoo/tensor/functions/Join.java b/vespajlib/src/main/java/com/yahoo/tensor/functions/Join.java
index 52bef482fb4..4ec5b196dbc 100644
--- a/vespajlib/src/main/java/com/yahoo/tensor/functions/Join.java
+++ b/vespajlib/src/main/java/com/yahoo/tensor/functions/Join.java
@@ -80,6 +80,9 @@ public class Join<NAMETYPE extends Name> extends PrimitiveTensorFunction<NAMETYP
     }
 
     @Override
+    public int hashCode() { return Objects.hash("join", argumentA, argumentB, combinator); }
+
+    @Override
     public TensorType type(TypeContext<NAMETYPE> context) {
         return outputType(argumentA.type(context), argumentB.type(context));
     }
@@ -356,7 +359,6 @@ public class Join<NAMETYPE extends Name> extends PrimitiveTensorFunction<NAMETYP
         return builder.build();
     }
 
-
     /**
      * Returns the an array having one entry in order for each dimension of fromType
      * containing the index at which toType contains the same dimension name.