diff --git a/indra/newview/viewer_manifest.py b/indra/newview/viewer_manifest.py
index c5cf237f63ebd64369ee8b2a0fdf4190db93774f..a4cda0ba78cfe196acbc22fe004ec3fa6bd48453 100755
--- a/indra/newview/viewer_manifest.py
+++ b/indra/newview/viewer_manifest.py
@@ -1037,7 +1037,7 @@ def path_optional(src, dst):
 
                 # SLVoice executable
                 with self.prefix(src=os.path.join(pkgdir, 'bin', 'release')):
-                    self.path("SLVoice.exe")
+                    self.path("SLVoice")
 
                 # Vivox libraries
                 for libfile in (