diff --git a/Con_phpstan.neon b/Con_phpstan.neon
deleted file mode 100644
index 5eec1de..0000000
--- a/Con_phpstan.neon
+++ /dev/null
@@ -1,9 +0,0 @@
-parameters:
-    paths:
-        - app
-
-    # strict mode bewtween 0-9
-    # ref: https://phpstan.org/config-reference#rule-level
-    level: 9
-
-    checkMissingIterableValueType: false
\ No newline at end of file