diff --git a/src/main/org/apache/tools/ant/taskdefs/optional/dotnet/WsdlToDotnet.java b/src/main/org/apache/tools/ant/taskdefs/optional/dotnet/WsdlToDotnet.java
index c6fe6f5b6..e566d4a16 100644
--- a/src/main/org/apache/tools/ant/taskdefs/optional/dotnet/WsdlToDotnet.java
+++ b/src/main/org/apache/tools/ant/taskdefs/optional/dotnet/WsdlToDotnet.java
@@ -498,7 +498,7 @@ public class WsdlToDotnet extends Task  {
         String[][] extraCompilerArgs = {
             {},
             {},
-            {EXE_WSDL}
+            {EXE_WSDL+".exe"}
         };
 
         boolean[] absoluteFiles = {