1 files changed, 1 insertions, 1 deletions

diff --git a/src/WixToolset.Core/Harvester.cs b/src/WixToolset.Core/Harvester.cs
index 3f066d15..3399420c 100644
--- a/src/WixToolset.Core/Harvester.cs
+++ b/src/WixToolset.Core/Harvester.cs
@@ -35,7 +35,7 @@ namespace WixToolset.Core
             {
                 if (null != this.harvesterExtension)
                 {
-                    throw new InvalidOperationException(WixStrings.EXP_MultipleHarvesterExtensionsSpecified);
+                    throw new InvalidOperationException("Multiple harvester extensions specified.");
                 }
 
                 this.harvesterExtension = value;