diff --git a/src/dotnet/Interop.cs b/src/dotnet/Interop.cs
index 3d337d85..0073e4bb 100644
--- a/src/dotnet/Interop.cs
+++ b/src/dotnet/Interop.cs
@@ -1531,13 +1531,13 @@ namespace Fsp.Interop
 #endif
             object[] attributes = Assembly.GetExecutingAssembly().GetCustomAttributes(
                 typeof(AssemblyProductAttribute), false);
-            if (null != attributes &&
-                0 < attributes.Length &&
-                null != attributes[0] as AssemblyProductAttribute)
-            {
-                ProductName = (attributes[0] as AssemblyProductAttribute).Product;
-                ProductFileName = ProductName.ToLowerInvariant();
-            }
+            if (null != attributes &&
+                0 < attributes.Length &&
+                null != attributes[0] as AssemblyProductAttribute)
+            {
+                ProductName = (attributes[0] as AssemblyProductAttribute).Product;
+                ProductFileName = ProductName.ToLowerInvariant();
+            }
             LoadProto(LoadDll());
             CheckVersion();
         }