diff --git a/Cargo.toml b/Cargo.toml
index c98401a7..d758bbfe 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -515,6 +515,8 @@ too_many_lines = "warn"
 let_underscore_untyped = "warn"
 single_match = "warn"
 single_match_else = "warn"
+explicit_deref_methods = "warn"
+explicit_iter_loop = "warn"
 
 # some sadness
 missing_errors_doc = "allow"