diff --git a/proptest/src/arbitrary/_alloc/alloc.rs b/proptest/src/arbitrary/_alloc/alloc.rs
index 4ce971d9..69ed1987 100644
--- a/proptest/src/arbitrary/_alloc/alloc.rs
+++ b/proptest/src/arbitrary/_alloc/alloc.rs
@@ -19,7 +19,6 @@ use crate::arbitrary::*;
 use crate::strategy::statics::static_map;
 use crate::strategy::*;
 
-arbitrary!(self::alloc::CannotReallocInPlace; self::alloc::CannotReallocInPlace);
 arbitrary!(self::alloc::Global; self::alloc::Global);
 
 // Not Debug.
diff --git a/proptest/src/test_runner/config.rs b/proptest/src/test_runner/config.rs
index 1289037d..a8472551 100644
--- a/proptest/src/test_runner/config.rs
+++ b/proptest/src/test_runner/config.rs
@@ -169,8 +169,7 @@ fn default_default_config() -> Config {
 // defaults.
 #[cfg(feature = "std")]
 lazy_static! {
-    static ref DEFAULT_CONFIG: Config =
-        { contextualize_config(default_default_config()) };
+    static ref DEFAULT_CONFIG: Config = contextualize_config(default_default_config());
 }
 
 /// Configuration for how a proptest test should be run.