diff --git a/Cargo.toml b/Cargo.toml
index 80d0b05c1..bfd572330 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -14,7 +14,7 @@ repository = "https://github.com/ebfull/pairing"
 [dependencies]
 rand = "0.3"
 byteorder = "1"
-clippy = { version = "0.0.174", optional = true }
+clippy = { version = "0.0.186", optional = true }
 
 [features]
 unstable-features = ["expose-arith"]
diff --git a/src/bls12_381/fr.rs b/src/bls12_381/fr.rs
index 96ef59908..90961de20 100644
--- a/src/bls12_381/fr.rs
+++ b/src/bls12_381/fr.rs
@@ -573,7 +573,7 @@ impl SqrtField for Fr {
                 let mut m = S;
 
                 while t != Self::one() {
-                let mut i = 1;
+                    let mut i = 1;
                     {
                         let mut t2i = t;
                         t2i.square();
diff --git a/src/lib.rs b/src/lib.rs
index b61fbc77b..c165a742a 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -11,6 +11,7 @@
 #![cfg_attr(feature = "clippy", allow(inline_always))]
 #![cfg_attr(feature = "clippy", allow(too_many_arguments))]
 #![cfg_attr(feature = "clippy", allow(unreadable_literal))]
+#![cfg_attr(feature = "clippy", allow(many_single_char_names))]
 #![cfg_attr(feature = "clippy", allow(new_without_default_derive))]
 
 // Force public structures to implement Debug