diff --git a/src/Sdk/DTPipelines/Pipelines/ObjectTemplating/PipelineTemplateConstants.cs b/src/Sdk/DTPipelines/Pipelines/ObjectTemplating/PipelineTemplateConstants.cs
index 464cd9aad..d1c886dd8 100644
--- a/src/Sdk/DTPipelines/Pipelines/ObjectTemplating/PipelineTemplateConstants.cs
+++ b/src/Sdk/DTPipelines/Pipelines/ObjectTemplating/PipelineTemplateConstants.cs
@@ -8,6 +8,7 @@ namespace GitHub.DistributedTask.Pipelines.ObjectTemplating
     {
         public const String Always = "always";
         public const String BooleanStepsContext = "boolean-steps-context";
+        public const String BooleanStrategyContext = "boolean-strategy-context";
         public const String CancelTimeoutMinutes = "cancel-timeout-minutes";
         public const String Cancelled = "cancelled";
         public const String Checkout = "checkout";
diff --git a/src/Sdk/DTPipelines/Pipelines/ObjectTemplating/YamlObjectReader.cs b/src/Sdk/DTPipelines/Pipelines/ObjectTemplating/YamlObjectReader.cs
index 881b70ae2..982a9c487 100644
--- a/src/Sdk/DTPipelines/Pipelines/ObjectTemplating/YamlObjectReader.cs
+++ b/src/Sdk/DTPipelines/Pipelines/ObjectTemplating/YamlObjectReader.cs
@@ -1,4 +1,4 @@
-using System;
+using System;
 using System.Globalization;
 using System.IO;
 using System.Linq;
@@ -12,7 +12,7 @@ namespace GitHub.DistributedTask.Pipelines.ObjectTemplating
     /// <summary>
     /// Converts a YAML file into a TemplateToken
     /// </summary>
-    public sealed class YamlObjectReader : IObjectReader
+    internal sealed class YamlObjectReader : IObjectReader
     {
         internal YamlObjectReader(
             Int32? fileId,
diff --git a/src/Sdk/DTPipelines/workflow-v1.0.json b/src/Sdk/DTPipelines/workflow-v1.0.json
index f1e364c5c..298470054 100644
--- a/src/Sdk/DTPipelines/workflow-v1.0.json
+++ b/src/Sdk/DTPipelines/workflow-v1.0.json
@@ -739,7 +739,7 @@
     "container-env": {
       "mapping": {
         "loose-key-type": "non-empty-string",
-        "loose-value-type": "string"
+        "loose-value-type": "string-runner-context"
       }
     },