diff --git a/src/WorkflowManager/Contracts/Migrations/M003_WorkflowRevision_addDataRetension.cs b/src/WorkflowManager/Contracts/Migrations/M003_WorkflowRevision_addDataRetension.cs
index b409c0f13..f04be721e 100755
--- a/src/WorkflowManager/Contracts/Migrations/M003_WorkflowRevision_addDataRetension.cs
+++ b/src/WorkflowManager/Contracts/Migrations/M003_WorkflowRevision_addDataRetension.cs
@@ -26,8 +26,15 @@ public M003_WorkflowRevision_addDataRetension() : base("1.0.3") { }
 
         public override void Up(BsonDocument document)
         {
-            var workflow = document["Workflow"].AsBsonDocument;
-            workflow.Add("DataRetentionDays", -1, true);
+            try
+            {
+                var workflow = document["Workflow"].AsBsonDocument;
+                workflow.Add("DataRetentionDays", -1, true);
+            }
+            catch
+            {// can ignore we dont want failures stopping startup !
+            }
+
         }
 
         public override void Down(BsonDocument document)
diff --git a/src/WorkflowManager/Contracts/Migrations/M004_WorkflowRevision_addConditions.cs b/src/WorkflowManager/Contracts/Migrations/M004_WorkflowRevision_addConditions.cs
index 37c3bf158..1073b00f7 100755
--- a/src/WorkflowManager/Contracts/Migrations/M004_WorkflowRevision_addConditions.cs
+++ b/src/WorkflowManager/Contracts/Migrations/M004_WorkflowRevision_addConditions.cs
@@ -26,8 +26,15 @@ public M004_WorkflowRevision_addConditions() : base("1.0.4") { }
 
         public override void Up(BsonDocument document)
         {
-            var workflow = document["Workflow"].AsBsonDocument;
-            workflow.Add("Conditions", new BsonArray { });
+            try
+            {
+                var workflow = document["Workflow"].AsBsonDocument;
+                workflow.Add("Predicate", new BsonArray { });
+            }
+            catch
+            { // can ignore we dont want failures stopping startup !
+            }
+
         }
 
         public override void Down(BsonDocument document)
@@ -35,7 +42,7 @@ public override void Down(BsonDocument document)
             try
             {
                 var workflow = document["Workflow"].AsBsonDocument;
-                workflow.Remove("Conditions");
+                workflow.Remove("Predicate");
             }
             catch
             {  // can ignore we dont want failures stopping startup !
diff --git a/src/WorkflowManager/Storage/Services/DicomService.cs b/src/WorkflowManager/Storage/Services/DicomService.cs
index 1b0ac0ec5..c1b4a2c6d 100755
--- a/src/WorkflowManager/Storage/Services/DicomService.cs
+++ b/src/WorkflowManager/Storage/Services/DicomService.cs
@@ -305,7 +305,9 @@ public string GetValue(Dictionary<string, DicomValue> dict, string keyId)
 
             if (dict.TryGetValue(DicomTagConstants.AccessionNumberTag, out var value))
             {
-                return JsonConvert.SerializeObject(value.Value);
+                var accession = JsonConvert.SerializeObject(value.Value);
+                accession = accession.Replace("[\"", "").Replace("\"]", "");
+                return accession;
             }
             return null;
         }