diff --git a/crates/rune-alloc/src/boxed.rs b/crates/rune-alloc/src/boxed.rs
index b25743a36..0258a1488 100644
--- a/crates/rune-alloc/src/boxed.rs
+++ b/crates/rune-alloc/src/boxed.rs
@@ -176,8 +176,8 @@ use crate::vec::Vec;
 #[test]
 fn ensure_niche_size() {
     assert_eq!(
-        ::core::mem::size_of::<Option<Box<u32>>>(),
-        ::core::mem::size_of::<Box<u32>>()
+        core::mem::size_of::<Option<Box<u32>>>(),
+        core::mem::size_of::<Box<u32>>()
     );
 }
 
diff --git a/crates/rune-alloc/src/clone.rs b/crates/rune-alloc/src/clone.rs
index e22c1be7a..57030154d 100644
--- a/crates/rune-alloc/src/clone.rs
+++ b/crates/rune-alloc/src/clone.rs
@@ -118,23 +118,23 @@ impl_copy!(i128);
 impl_copy!(f32);
 impl_copy!(f64);
 
-impl_copy!(::core::num::NonZeroUsize);
-impl_copy!(::core::num::NonZeroIsize);
-impl_copy!(::core::num::NonZeroU8);
-impl_copy!(::core::num::NonZeroU16);
-impl_copy!(::core::num::NonZeroU32);
-impl_copy!(::core::num::NonZeroU64);
-impl_copy!(::core::num::NonZeroU128);
-impl_copy!(::core::num::NonZeroI8);
-impl_copy!(::core::num::NonZeroI16);
-impl_copy!(::core::num::NonZeroI32);
-impl_copy!(::core::num::NonZeroI64);
-impl_copy!(::core::num::NonZeroI128);
+impl_copy!(core::num::NonZeroUsize);
+impl_copy!(core::num::NonZeroIsize);
+impl_copy!(core::num::NonZeroU8);
+impl_copy!(core::num::NonZeroU16);
+impl_copy!(core::num::NonZeroU32);
+impl_copy!(core::num::NonZeroU64);
+impl_copy!(core::num::NonZeroU128);
+impl_copy!(core::num::NonZeroI8);
+impl_copy!(core::num::NonZeroI16);
+impl_copy!(core::num::NonZeroI32);
+impl_copy!(core::num::NonZeroI64);
+impl_copy!(core::num::NonZeroI128);
 
 #[cfg(feature = "std")]
 impl_copy!(::std::process::ExitStatus);
 
-impl<T, E> TryClone for ::core::result::Result<T, E>
+impl<T, E> TryClone for core::result::Result<T, E>
 where
     T: TryClone,
     E: TryClone,
@@ -148,7 +148,7 @@ where
     }
 }
 
-impl<T> TryClone for ::core::option::Option<T>
+impl<T> TryClone for core::option::Option<T>
 where
     T: TryClone,
 {
diff --git a/crates/rune-core/src/protocol.rs b/crates/rune-core/src/protocol.rs
index c9edffe1b..d785c66be 100644
--- a/crates/rune-core/src/protocol.rs
+++ b/crates/rune-core/src/protocol.rs
@@ -510,8 +510,8 @@ define! {
     /// Note that it uses the `Result` like [`Try`] uses [`ControlFlow`] i.e.,
     /// for `Result::<T, E>` it should return `Result<T, Result<(), E>>`
     ///
-    /// [`Try`]: ::core::ops::Try
-    /// [`ControlFlow`]: ::core::ops::ControlFlow
+    /// [`Try`]: core::ops::Try
+    /// [`ControlFlow`]: core::ops::ControlFlow
     pub const [TRY, TRY_HASH]: Protocol = Protocol {
         name: "try",
         hash: 0x5da1a80787003354u64,
diff --git a/crates/rune/src/compile/error.rs b/crates/rune/src/compile/error.rs
index 3e8f3293b..64a46becd 100644
--- a/crates/rune/src/compile/error.rs
+++ b/crates/rune/src/compile/error.rs
@@ -87,8 +87,8 @@ impl core::error::Error for Error {
 }
 
 impl fmt::Display for Error {
-    fn fmt(&self, f: &mut ::core::fmt::Formatter<'_>) -> ::core::fmt::Result {
-        ::core::fmt::Display::fmt(&self.kind, f)
+    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
+        fmt::Display::fmt(&self.kind, f)
     }
 }
 
diff --git a/crates/rune/src/compile/mod.rs b/crates/rune/src/compile/mod.rs
index 950ff8e1d..c50728a32 100644
--- a/crates/rune/src/compile/mod.rs
+++ b/crates/rune/src/compile/mod.rs
@@ -78,4 +78,4 @@ mod compile;
 pub(crate) use self::compile::compile;
 
 /// Helper alias for compile results.
-pub type Result<T, E = Error> = ::core::result::Result<T, E>;
+pub type Result<T, E = Error> = core::result::Result<T, E>;
diff --git a/crates/rune/src/runtime/macros.rs b/crates/rune/src/runtime/macros.rs
index 7f9a28fca..2c40dc71b 100644
--- a/crates/rune/src/runtime/macros.rs
+++ b/crates/rune/src/runtime/macros.rs
@@ -9,7 +9,7 @@ macro_rules! range_iter {
             $ty: $crate::runtime::FromValue + $crate::runtime::ToValue,
             $ty: $crate::runtime::MaybeTypeOf + $crate::runtime::TypeOf,
         {
-            iter: ::core::ops::$range<$ty>,
+            iter: core::ops::$range<$ty>,
         }
 
         impl<$ty> $name<$ty>
@@ -18,10 +18,10 @@ macro_rules! range_iter {
             $ty: $crate::compile::Named,
             $ty: $crate::runtime::FromValue + $crate::runtime::ToValue,
             $ty: $crate::runtime::MaybeTypeOf + $crate::runtime::TypeOf,
-            ::core::ops::$range<$ty>: Iterator<Item = $ty>,
+            core::ops::$range<$ty>: Iterator<Item = $ty>,
         {
             #[inline]
-            pub(crate) fn new(iter: ::core::ops::$range<$ty>) -> Self {
+            pub(crate) fn new(iter: core::ops::$range<$ty>) -> Self {
                 Self { iter }
             }
 
@@ -40,7 +40,7 @@ macro_rules! range_iter {
             $ty: $crate::compile::Named,
             $ty: $crate::runtime::FromValue + $crate::runtime::ToValue,
             $ty: $crate::runtime::MaybeTypeOf + $crate::runtime::TypeOf,
-            ::core::ops::$range<$ty>: Iterator<Item = $ty>,
+            core::ops::$range<$ty>: Iterator<Item = $ty>,
         {
             type Item = $ty;
 
@@ -62,7 +62,7 @@ macro_rules! double_ended_range_iter {
             T: $crate::compile::Named,
             T: $crate::runtime::FromValue + $crate::runtime::ToValue,
             T: $crate::runtime::MaybeTypeOf + $crate::runtime::TypeOf,
-            ::core::ops::$range<T>: DoubleEndedIterator<Item = T>,
+            core::ops::$range<T>: DoubleEndedIterator<Item = T>,
         {
             #[rune::function(instance, keep, protocol = NEXT_BACK)]
             #[inline]
@@ -77,7 +77,7 @@ macro_rules! double_ended_range_iter {
             T: $crate::compile::Named,
             T: $crate::runtime::FromValue + $crate::runtime::ToValue,
             T: $crate::runtime::MaybeTypeOf + $crate::runtime::TypeOf,
-            ::core::ops::$range<T>: DoubleEndedIterator<Item = T>,
+            core::ops::$range<T>: DoubleEndedIterator<Item = T>,
         {
             #[inline]
             fn next_back(&mut self) -> Option<Self::Item> {
diff --git a/crates/rune/src/support.rs b/crates/rune/src/support.rs
index b04389fcf..dae8436da 100644
--- a/crates/rune/src/support.rs
+++ b/crates/rune/src/support.rs
@@ -26,7 +26,7 @@ pub(crate) mod no_std {
     ///
     /// For errors which aren't automatically captures, you should map them
     /// using [`Error::msg`].
-    pub type Result<T, E = Error> = ::core::result::Result<T, E>;
+    pub type Result<T, E = Error> = core::result::Result<T, E>;
 
     /// Error kind which supports capturing any toplevel errors produced by
     /// Rune.