1 files changed, 4 insertions, 0 deletions
diff --git a/src/main/java/pl/edu/mimuw/cloudatlas/model/ValueString.java b/src/main/java/pl/edu/mimuw/cloudatlas/model/ValueString.java
index 314c602..20a083f 100644
--- a/src/main/java/pl/edu/mimuw/cloudatlas/model/ValueString.java
+++ b/src/main/java/pl/edu/mimuw/cloudatlas/model/ValueString.java
@@ -47,6 +47,10 @@ public class ValueString extends ValueSimple<String> {
         super(value);
     }
 
+    /* Kryo needs a no-args constructor */
+    private ValueString() {
+    }
+
     @Override
     public Type getType() {
         return TypePrimitive.STRING;