diff --git a/package_linter.py b/package_linter.py
index 9e3d439..504581e 100755
--- a/package_linter.py
+++ b/package_linter.py
@@ -1447,7 +1447,7 @@ class Configurations(TestSuite):
 
             cmd = 'grep -q -IhEro "location ~ __PATH__" %s' % (app.path + "/conf/" + filename)
 
-            if os.system(cmd) != 0:
+            if os.system(cmd) == 0:
                 yield Info(
                     "When using regexp in the nginx location field (location ~ __PATH__), start the path with ^ (location ~ ^__PATH__)."
                 )