1 files changed, 5 insertions, 0 deletions

diff --git a/src/tools/WixToolset.HeatTasks/HeatTask.cs b/src/tools/WixToolset.HeatTasks/HeatTask.cs
index 8942a7e1..6b7b9399 100644
--- a/src/tools/WixToolset.HeatTasks/HeatTask.cs
+++ b/src/tools/WixToolset.HeatTasks/HeatTask.cs
@@ -14,7 +14,12 @@ namespace WixToolset.HeatTasks
     /// </summary>
     public abstract partial class HeatTask : ToolTask
     {
+#if NETFRAMEWORK
         private static readonly string ThisDllPath = new Uri(typeof(HeatTask).Assembly.CodeBase).AbsolutePath;
+#else
+        private static readonly string ThisDllPath = typeof(HeatTask).Assembly.Location;
+#endif
+
 
         /// <summary>
         /// Gets or sets additional options that are appended the the tool command-line.