diff --git a/Stratis.Bitcoin.Tests/Builder/Feature/FeatureCollectionTest.cs b/Stratis.Bitcoin.Tests/Builder/Feature/FeatureCollectionTest.cs
index 5a04cddb8a2..f288b87f745 100644
--- a/Stratis.Bitcoin.Tests/Builder/Feature/FeatureCollectionTest.cs
+++ b/Stratis.Bitcoin.Tests/Builder/Feature/FeatureCollectionTest.cs
@@ -1,6 +1,6 @@
-using Stratis.Bitcoin.Builder.Feature;
+using Stratis.Bitcoin.Builder;
+using Stratis.Bitcoin.Builder.Feature;
 using System;
-using System.Collections.Generic;
 using Xunit;
 
 namespace Stratis.Bitcoin.Tests.Builder.Feature
@@ -43,7 +43,7 @@ public void Stop()
                 throw new NotImplementedException();
             }
 
-            public void ValidateDependencies(IEnumerable<IFullNodeFeature> features)
+            public void ValidateDependencies(IFullNodeServiceProvider services)
             {
                 throw new NotImplementedException();
             }
diff --git a/Stratis.Bitcoin.Tests/Builder/Feature/FeatureRegistrationTest.cs b/Stratis.Bitcoin.Tests/Builder/Feature/FeatureRegistrationTest.cs
index 20c3695cded..4cff8ab8808 100644
--- a/Stratis.Bitcoin.Tests/Builder/Feature/FeatureRegistrationTest.cs
+++ b/Stratis.Bitcoin.Tests/Builder/Feature/FeatureRegistrationTest.cs
@@ -1,4 +1,5 @@
 using Microsoft.Extensions.DependencyInjection;
+using Stratis.Bitcoin.Builder;
 using Stratis.Bitcoin.Builder.Feature;
 using System;
 using System.Collections.Generic;
@@ -113,7 +114,7 @@ public void Stop()
                 throw new NotImplementedException();
             }
 
-            public void ValidateDependencies(IEnumerable<IFullNodeFeature> features)
+            public void ValidateDependencies(IFullNodeServiceProvider services)
             {
                 throw new NotImplementedException();
             }
diff --git a/Stratis.Bitcoin.Tests/Builder/Feature/FeaturesExtensionsTest.cs b/Stratis.Bitcoin.Tests/Builder/Feature/FeaturesExtensionsTest.cs
index e70c7456759..dd15a41a6c5 100644
--- a/Stratis.Bitcoin.Tests/Builder/Feature/FeaturesExtensionsTest.cs
+++ b/Stratis.Bitcoin.Tests/Builder/Feature/FeaturesExtensionsTest.cs
@@ -1,4 +1,5 @@
-using Stratis.Bitcoin.Builder.Feature;
+using Stratis.Bitcoin.Builder;
+using Stratis.Bitcoin.Builder.Feature;
 using System;
 using System.Collections.Generic;
 using Xunit;
@@ -29,8 +30,7 @@ public void Stop()
                 throw new NotImplementedException();
             }
 
-            /// <inheritdoc />
-            public void ValidateDependencies(IEnumerable<IFullNodeFeature> features)
+            public void ValidateDependencies(IFullNodeServiceProvider services)
             {
                 throw new NotImplementedException();
             }
@@ -53,8 +53,7 @@ public void Stop()
                 throw new NotImplementedException();
             }
 
-            /// <inheritdoc />
-            public void ValidateDependencies(IEnumerable<IFullNodeFeature> features)
+            public void ValidateDependencies(IFullNodeServiceProvider services)
             {
                 throw new NotImplementedException();
             }
diff --git a/Stratis.Bitcoin.Tests/Builder/FullNodeFeatureExecutorTest.cs b/Stratis.Bitcoin.Tests/Builder/FullNodeFeatureExecutorTest.cs
index a6aed3c1f18..b94cca2525a 100644
--- a/Stratis.Bitcoin.Tests/Builder/FullNodeFeatureExecutorTest.cs
+++ b/Stratis.Bitcoin.Tests/Builder/FullNodeFeatureExecutorTest.cs
@@ -25,7 +25,7 @@ private FullNodeFeatureExecutor MissingFeatureExecutor
             get
             {
                 Mock<IFullNodeFeature> feature = new Mock<IFullNodeFeature>();
-                feature.Setup(f => f.ValidateDependencies(It.IsAny<IEnumerable<IFullNodeFeature>>()))
+                feature.Setup(f => f.ValidateDependencies(It.IsAny<IFullNodeServiceProvider>()))
                     .Throws(new MissingDependencyException());
 
                 var fullNodeServiceProvider = new Mock<IFullNodeServiceProvider>();
diff --git a/Stratis.Bitcoin.Tests/Builder/FullNodeServiceProviderTest.cs b/Stratis.Bitcoin.Tests/Builder/FullNodeServiceProviderTest.cs
index 768cf96c7bd..ba923616c50 100644
--- a/Stratis.Bitcoin.Tests/Builder/FullNodeServiceProviderTest.cs
+++ b/Stratis.Bitcoin.Tests/Builder/FullNodeServiceProviderTest.cs
@@ -68,8 +68,7 @@ public void Stop()
                 throw new NotImplementedException();
             }
 
-            /// <inheritdoc />
-            public void ValidateDependencies(IEnumerable<IFullNodeFeature> features)
+            public void ValidateDependencies(IFullNodeServiceProvider services)
             {
                 throw new NotImplementedException();
             }
@@ -89,8 +88,7 @@ public void Stop()
                 throw new NotImplementedException();
             }
 
-            /// <inheritdoc />
-            public void ValidateDependencies(IEnumerable<IFullNodeFeature> features)
+            public void ValidateDependencies(IFullNodeServiceProvider services)
             {
                 throw new NotImplementedException();
             }
diff --git a/Stratis.Bitcoin/Builder/Feature/FullNodeFeature.cs b/Stratis.Bitcoin/Builder/Feature/FullNodeFeature.cs
index 52cf327b55a..6d504a78f76 100644
--- a/Stratis.Bitcoin/Builder/Feature/FullNodeFeature.cs
+++ b/Stratis.Bitcoin/Builder/Feature/FullNodeFeature.cs
@@ -1,6 +1,4 @@
-using System.Collections.Generic;
-
-namespace Stratis.Bitcoin.Builder.Feature
+namespace Stratis.Bitcoin.Builder.Feature
 {
     /// <summary>
     /// Defines methods for features that are managed by the FullNode.
@@ -19,11 +17,11 @@ public interface IFullNodeFeature
         void Stop();
 
         /// <summary>
-        /// Validates the feature's dependencies are all present in feature collection. 
+        /// Validates the feature's required dependencies are all present. 
         /// </summary>
         /// <exception cref="MissingDependencyException">should be thrown if dependency is missing</exception>
-        /// <param name="features">feature collection from builder</param>      
-        void ValidateDependencies(IEnumerable<IFullNodeFeature> features);
+        /// <param name="services">Services and features registered to node.</param>      
+        void ValidateDependencies(IFullNodeServiceProvider services);
     }
     
     /// <summary>
@@ -47,7 +45,7 @@ public virtual void Stop()
         }
 
         /// <inheritdoc />
-        public virtual void ValidateDependencies(IEnumerable<IFullNodeFeature> features)
+        public virtual void ValidateDependencies(IFullNodeServiceProvider services)
         {
         }
     }
diff --git a/Stratis.Bitcoin/Builder/FullNodeFeatureExecutor.cs b/Stratis.Bitcoin/Builder/FullNodeFeatureExecutor.cs
index 52718174503..2111128ee51 100644
--- a/Stratis.Bitcoin/Builder/FullNodeFeatureExecutor.cs
+++ b/Stratis.Bitcoin/Builder/FullNodeFeatureExecutor.cs
@@ -3,7 +3,6 @@
 using Stratis.Bitcoin.Utilities;
 using System;
 using System.Collections.Generic;
-using System.Linq;
 
 namespace Stratis.Bitcoin.Builder
 {
@@ -53,7 +52,7 @@ public void Start()
         {
             try
             {
-                this.Execute(service => service.ValidateDependencies(this.node.Services.Features.ToList()));
+                this.Execute(service => service.ValidateDependencies(this.node.Services));
                 this.Execute(service => service.Start());
             }
             catch (Exception ex)
diff --git a/Stratis.Bitcoin/Features/Miner/MiningFeature.cs b/Stratis.Bitcoin/Features/Miner/MiningFeature.cs
index 094004257e6..049d79e1523 100644
--- a/Stratis.Bitcoin/Features/Miner/MiningFeature.cs
+++ b/Stratis.Bitcoin/Features/Miner/MiningFeature.cs
@@ -2,7 +2,6 @@
 using Stratis.Bitcoin.Builder;
 using Stratis.Bitcoin.Builder.Feature;
 using Stratis.Bitcoin.Features.Wallet;
-using System.Collections.Generic;
 
 namespace Stratis.Bitcoin.Features.Miner
 {
@@ -19,9 +18,12 @@ public override void Stop()
         }
 
         ///<inheritdoc />
-        public override void ValidateDependencies(IEnumerable<IFullNodeFeature> features)
-        {
-            features.EnsureFeature<WalletFeature>();
+        public override void ValidateDependencies(IFullNodeServiceProvider services)
+        {            
+            if (services.ServiceProvider.GetService<PosMinting>() != null)
+            {
+                services.Features.EnsureFeature<WalletFeature>();
+            }
         }
     }