diff --git a/custom/testing/tail b/custom/testing/tail
index f16011c..ffe1e4a 100755
--- a/custom/testing/tail
+++ b/custom/testing/tail
@@ -27,7 +27,7 @@ def run_execve(cmd, args=None):
 
 
 pid = os.getpid()
-if pid != 0:
+if pid != 1:
     cmd = "/usr/bin/tail.real"
     run_execve(cmd, sys.argv[1:])
 else: