diff --git a/src/Docfx.Common/EntityMergers/ReflectionEntityMerger.cs b/src/Docfx.Common/EntityMergers/ReflectionEntityMerger.cs
index 25cdabd3495..74c52264274 100644
--- a/src/Docfx.Common/EntityMergers/ReflectionEntityMerger.cs
+++ b/src/Docfx.Common/EntityMergers/ReflectionEntityMerger.cs
@@ -142,9 +142,11 @@ public void Merge(ref object source, object overrides, IMergeContext context)
                                 {
                                     continue;
                                 }
-                                if (o.GetType().IsValueType)
+
+                                var type = o.GetType();
+                                if (type.IsValueType)
                                 {
-                                    var defaultValue = Activator.CreateInstance(o.GetType());
+                                    var defaultValue = Activator.CreateInstance(type);
                                     if (object.Equals(defaultValue, o))
                                     {
                                         continue;
@@ -181,9 +183,11 @@ public void Merge(ref object source, object overrides, IMergeContext context)
                                 {
                                     continue;
                                 }
-                                if (o.GetType().IsValueType)
+
+                                var type = o.GetType();
+                                if (type.IsValueType)
                                 {
-                                    var defaultValue = Activator.CreateInstance(o.GetType());
+                                    var defaultValue = Activator.CreateInstance(type);
                                     if (object.Equals(defaultValue, o))
                                     {
                                         continue;
diff --git a/src/Docfx.MarkdigEngine.Extensions/TripleColon/TripleColonBlockParser.cs b/src/Docfx.MarkdigEngine.Extensions/TripleColon/TripleColonBlockParser.cs
index ee4e7935af7..69ed2936180 100644
--- a/src/Docfx.MarkdigEngine.Extensions/TripleColon/TripleColonBlockParser.cs
+++ b/src/Docfx.MarkdigEngine.Extensions/TripleColon/TripleColonBlockParser.cs
@@ -66,7 +66,8 @@ public override BlockState TryOpen(BlockProcessor processor)
             block.SetData(typeof(HtmlAttributes), htmlAttributes);
         }
 
-        if (extension.GetType() == typeof(ImageExtension))
+        var type = extension.GetType();
+        if (type == typeof(ImageExtension))
         {
             if (!ImageExtension.RequiresClosingTripleColon(attributes))
             {
@@ -77,7 +78,7 @@ public override BlockState TryOpen(BlockProcessor processor)
             block.EndingTripleColons = true;
             return BlockState.ContinueDiscard;
         }
-        else if (extension.GetType() == typeof(VideoExtension))
+        else if (type == typeof(VideoExtension))
         {
             if (!VideoExtension.RequiresClosingTripleColon(attributes))
             {
@@ -107,9 +108,8 @@ public override BlockState TryContinue(BlockProcessor processor, Block block)
         var colonBlock = (TripleColonBlock) block;
         var endingTripleColons = colonBlock.EndingTripleColons;
 
-        if (colonBlock.Extension.GetType() != typeof(ImageExtension) ||
-            colonBlock.Extension.GetType() != typeof(VideoExtension) ||
-            endingTripleColons)
+        Type type = ((TripleColonBlock)block).Extension.GetType();
+        if (type != typeof(ImageExtension) || type != typeof(VideoExtension) || endingTripleColons)
         {
             if (processor.IsBlankLine)
             {