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-rw-r--r--src/libtest/lib.rs1
1 files changed, 0 insertions, 1 deletions
diff --git a/src/libtest/lib.rs b/src/libtest/lib.rs
index fa45c9d7d9d..653dce32e50 100644
--- a/src/libtest/lib.rs
+++ b/src/libtest/lib.rs
@@ -17,7 +17,6 @@
 // this crate, which relies on this attribute (rather than the value of `--crate-name` passed by
 // cargo) to detect this crate.
 
-#![deny(rust_2018_idioms)]
 #![crate_name = "test"]
 #![unstable(feature = "test", issue = "27812")]
 #![doc(html_root_url = "https://doc.rust-lang.org/nightly/", test(attr(deny(warnings))))]