diff --git a/library/alloc/src/collections/vec_deque/mod.rs b/library/alloc/src/collections/vec_deque/mod.rs
index a85c874d54de..1d4b3b558c01 100644
--- a/library/alloc/src/collections/vec_deque/mod.rs
+++ b/library/alloc/src/collections/vec_deque/mod.rs
@@ -2041,7 +2041,6 @@ pub fn pop_back(&mut self) -> Option<T> {
     /// # Examples
     ///
     /// ```
-    /// #![feature(vec_deque_pop_if)]
     /// use std::collections::VecDeque;
     ///
     /// let mut deque: VecDeque<i32> = vec![0, 1, 2, 3, 4].into();
@@ -2051,7 +2050,7 @@ pub fn pop_back(&mut self) -> Option<T> {
     /// assert_eq!(deque, [1, 2, 3, 4]);
     /// assert_eq!(deque.pop_front_if(pred), None);
     /// ```
-    #[unstable(feature = "vec_deque_pop_if", issue = "135889")]
+    #[stable(feature = "vec_deque_pop_if", since = "CURRENT_RUSTC_VERSION")]
     pub fn pop_front_if(&mut self, predicate: impl FnOnce(&mut T) -> bool) -> Option<T> {
         let first = self.front_mut()?;
         if predicate(first) { self.pop_front() } else { None }
@@ -2064,7 +2063,6 @@ pub fn pop_front_if(&mut self, predicate: impl FnOnce(&mut T) -> bool) -> Option
     /// # Examples
     ///
     /// ```
-    /// #![feature(vec_deque_pop_if)]
     /// use std::collections::VecDeque;
     ///
     /// let mut deque: VecDeque<i32> = vec![0, 1, 2, 3, 4].into();
@@ -2074,10 +2072,10 @@ pub fn pop_front_if(&mut self, predicate: impl FnOnce(&mut T) -> bool) -> Option
     /// assert_eq!(deque, [0, 1, 2, 3]);
     /// assert_eq!(deque.pop_back_if(pred), None);
     /// ```
-    #[unstable(feature = "vec_deque_pop_if", issue = "135889")]
+    #[stable(feature = "vec_deque_pop_if", since = "CURRENT_RUSTC_VERSION")]
     pub fn pop_back_if(&mut self, predicate: impl FnOnce(&mut T) -> bool) -> Option<T> {
-        let first = self.back_mut()?;
-        if predicate(first) { self.pop_back() } else { None }
+        let last = self.back_mut()?;
+        if predicate(last) { self.pop_back() } else { None }
     }
 
     /// Prepends an element to the deque.
diff --git a/library/alloctests/tests/lib.rs b/library/alloctests/tests/lib.rs
index c2649be0558a..52124495f8c3 100644
--- a/library/alloctests/tests/lib.rs
+++ b/library/alloctests/tests/lib.rs
@@ -38,7 +38,6 @@
 #![feature(str_as_str)]
 #![feature(strict_provenance_lints)]
 #![feature(string_replace_in_place)]
-#![feature(vec_deque_pop_if)]
 #![feature(vec_deque_truncate_front)]
 #![feature(unique_rc_arc)]
 #![feature(macro_metavar_expr_concat)]