diff --git a/beacon-interface/src/main/java/com/example/beacon/vdf/application/vdfunicorn/VdfUnicornService.java b/beacon-interface/src/main/java/com/example/beacon/vdf/application/vdfunicorn/VdfUnicornService.java
index 4b5dada..7e4ab87 100644
--- a/beacon-interface/src/main/java/com/example/beacon/vdf/application/vdfunicorn/VdfUnicornService.java
+++ b/beacon-interface/src/main/java/com/example/beacon/vdf/application/vdfunicorn/VdfUnicornService.java
@@ -184,7 +184,7 @@ protected void persist(BigInteger y, BigInteger x, int iterations) throws Except
             maxPulseIndex = maxPulseIndex + 1L ;
         }
 
-        String uri = env.getProperty("beacon.url") +  "/beacon/vdf/unicorn/pulse/" + maxPulseIndex;
+        String uri = env.getProperty("beacon.url") +  "/beacon/2.0/vdf/unicorn/pulse/" + maxPulseIndex;
 
         VdfUnicornEntity unicornEntity = new VdfUnicornEntity();
         unicornEntity.setUri(uri);