diff --git a/src/tarsnapper/script.py b/src/tarsnapper/script.py
index 737ac8d..52cc775 100644
--- a/src/tarsnapper/script.py
+++ b/src/tarsnapper/script.py
@@ -48,7 +48,7 @@ class TarsnapBackend(object):
         """
         ``arguments`` is a single list of strings.
         """
-        call_with = ['tarsnap']
+        call_with = ['@NIXTARSNAPPATH@']
         for option in self.options:
             key = option[0]
             pre = "-" if len(key) == 1 else "--"
@@ -499,4 +499,4 @@ def run():
 
 
 if __name__ == '__main__':
-    run()
\ No newline at end of file
+    run()