diff --git a/DAS/results.py b/DAS/results.py
index 7134ff2..c6a87f1 100644
--- a/DAS/results.py
+++ b/DAS/results.py
@@ -21,7 +21,9 @@ class Result:
         self.shape = shape
         self.missingVector = missingVector
         missingSamples = missingVector[-1]
-        if missingSamples == 0:
+        validatorsReady = self.metrics["progress"]["validators ready"][-1]
+        #print("There are %05.3f%% validators ready" % (validatorsReady*100))
+        if validatorsReady > config.successCondition:
             self.blockAvailable = 1
             self.tta = len(missingVector) * (config.stepDuration)
         else:
diff --git a/config_example.py b/config_example.py
index 39a0591..7263ca1 100644
--- a/config_example.py
+++ b/config_example.py
@@ -76,6 +76,9 @@ randomSeed = "DAS"
 # Number of steps without progress to stop simulation
 steps4StopCondition = 7
 
+# Number of validators ready to asume block is available
+successCondition = 0.9
+
 # If True, print diagnostics when the block is not available
 diagnostics = False