diff --git a/compiler/rustc_span/src/symbol.rs b/compiler/rustc_span/src/symbol.rs
index 0b44071496ea8..637282b0b8745 100644
--- a/compiler/rustc_span/src/symbol.rs
+++ b/compiler/rustc_span/src/symbol.rs
@@ -1735,7 +1735,6 @@ symbols! {
         unsafe_cell,
         unsafe_cell_raw_get,
         unsafe_no_drop_flag,
-        unsafe_pin_internals,
         unsize,
         unsized_fn_params,
         unsized_locals,
diff --git a/tests/ui/feature-gates/feature-gate-unsafe_pin_internals.rs b/tests/ui/feature-gates/feature-gate-unsafe_pin_internals.rs
deleted file mode 100644
index 134ea25b75afb..0000000000000
--- a/tests/ui/feature-gates/feature-gate-unsafe_pin_internals.rs
+++ /dev/null
@@ -1,16 +0,0 @@
-// edition:2018
-#![forbid(internal_features, unsafe_code)]
-#![feature(unsafe_pin_internals)]
-//~^ ERROR the feature `unsafe_pin_internals` is internal to the compiler or standard library
-
-use core::{marker::PhantomPinned, pin::Pin};
-
-/// The `unsafe_pin_internals` is indeed unsound.
-fn non_unsafe_pin_new_unchecked<T>(pointer: &mut T) -> Pin<&mut T> {
-    Pin { pointer }
-}
-
-fn main() {
-    let mut self_referential = PhantomPinned;
-    let _: Pin<&mut PhantomPinned> = non_unsafe_pin_new_unchecked(&mut self_referential);
-}
diff --git a/tests/ui/feature-gates/feature-gate-unsafe_pin_internals.stderr b/tests/ui/feature-gates/feature-gate-unsafe_pin_internals.stderr
deleted file mode 100644
index fc9bcd90e52ee..0000000000000
--- a/tests/ui/feature-gates/feature-gate-unsafe_pin_internals.stderr
+++ /dev/null
@@ -1,15 +0,0 @@
-error: the feature `unsafe_pin_internals` is internal to the compiler or standard library
-  --> $DIR/feature-gate-unsafe_pin_internals.rs:3:12
-   |
-LL | #![feature(unsafe_pin_internals)]
-   |            ^^^^^^^^^^^^^^^^^^^^
-   |
-   = note: using it is strongly discouraged
-note: the lint level is defined here
-  --> $DIR/feature-gate-unsafe_pin_internals.rs:2:11
-   |
-LL | #![forbid(internal_features, unsafe_code)]
-   |           ^^^^^^^^^^^^^^^^^
-
-error: aborting due to 1 previous error
-