diff --git a/src/Properties/AssemblyInfo.cs b/src/Properties/AssemblyInfo.cs
index f472f06..c46e6f8 100644
--- a/src/Properties/AssemblyInfo.cs
+++ b/src/Properties/AssemblyInfo.cs
@@ -33,7 +33,7 @@
 // You can specify all the values or you can default the Build and Revision Numbers 
 // by using the '*' as shown below:
 // [assembly: AssemblyVersion("1.0.*")]
-[assembly: AssemblyVersion("1.1.0.0")]
-[assembly: AssemblyFileVersion("1.1.0.0")]
+[assembly: AssemblyVersion("1.2.0.0")]
+[assembly: AssemblyFileVersion("1.2.0.0")]
 [assembly: NeutralResourcesLanguage("en-US")]
 
diff --git a/src/Updates/Updates.cs b/src/Updates/Updates.cs
index 20374cd..bc108fc 100644
--- a/src/Updates/Updates.cs
+++ b/src/Updates/Updates.cs
@@ -16,6 +16,11 @@ public override void PerformUpdate(DataStore store, int currentSchemaVersion)
                 EpiUpdate_0001(store);           
             }
 
+            if (currentSchemaVersion < 2)
+            {
+                EpiUpdate_0002(store);
+            }
+
 #if DEBUG
             //Verify that all expected indexes exist after the update because it is easy to forget to recreate them after 
             //adding a column to an existing table (which requires the table to be recreated if you want to preserve column order.)
@@ -74,8 +79,24 @@ private static void EpiUpdate_0001(DataStore store)
             store.ExecuteNonQuery("DROP TABLE TEMP_TABLE");
 
             //Index
-            CreateIndex(store, "epi_DataSummary", new string[] {
+            UpdateProvider.CreateIndex(store, "epi_DataSummary", new string[] {
                 "ScenarioID", "TransformerID", "Iteration", "Timestep", "Variable", "Jurisdiction" });
         }
+
+        /// <summary>
+        /// EpiUpdate_0002
+        /// 
+        /// This update changes the variable names in the corstime_Chart "Criteria" column(s) to use the 
+        /// variable name instead of the group name. This change is required because selecting disaggregate 
+        /// and include data by group is no longer supported as of SyncroSim v2.4.27.
+        /// </summary>
+        /// <param name="store"></param>
+        private static void EpiUpdate_0002(DataStore store)
+        {
+            UpdateProvider.RemoveChartGroupCriteria(store, new[]
+            {
+                "epi_Variables|epi_Variable"
+            });
+        }
     }
 }
diff --git a/src/package.xml b/src/package.xml
index 971faf4..7670d7f 100644
--- a/src/package.xml
+++ b/src/package.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
-<package name="epi" displayName="Model of epidemic infections and deaths" version="1.1.3" url="https://apexrms.github.io/epi/">
+<package name="epi" displayName="Model of epidemic infections and deaths" version="1.2.0" minSyncroSimVersion="2.5.0" url="https://apexrms.github.io/epi/">
   <transformers>
     <transformer
       name="Primary"
@@ -84,8 +84,8 @@
       <item name="corestime_ChartTransformer"/>
     </layout>
     <layout name="corestimeforms_Charts" options="noDataAsZero=False">
-      <group name="Variables" dataSheet="DataSummary" filter="Jurisdiction">
-        <item name="Variable" dataSheet="DataSummary" column="Value" variableSourceColumn="Variable"/>
+      <group name="Variables">
+        <item name="Variable" dataSheet="DataSummary" column="Value" filter="Jurisdiction" variableSourceColumn="Variable"/>
       </group>
     </layout>
   </layouts>
@@ -97,8 +97,8 @@
       classAssembly="SyncroSim.Core.Forms"/>
   </views>
   <updateProvider
-    schemaVersion="1"
-    minPackageVersion="1.0.5"
+    schemaVersion="2"
+    minPackageVersion="1.2.0"
     className="SyncroSim.Epi.Updates"
     classAssembly="SyncroSim.Epi">
   </updateProvider>