diff --git a/compiler/rustc_mir_build/src/build/matches/mod.rs b/compiler/rustc_mir_build/src/build/matches/mod.rs
index 641a278c1d3..f37e8606cac 100644
--- a/compiler/rustc_mir_build/src/build/matches/mod.rs
+++ b/compiler/rustc_mir_build/src/build/matches/mod.rs
@@ -701,7 +701,7 @@ pub(crate) fn place_into_pattern(
         self.bind_pattern(
             self.source_info(irrefutable_pat.span),
             candidate,
-            &fake_borrow_temps,
+            fake_borrow_temps.as_slice(),
             irrefutable_pat.span,
             None,
             false,
@@ -1981,7 +1981,7 @@ pub(crate) fn lower_let_expr(
         let post_guard_block = self.bind_pattern(
             self.source_info(pat.span),
             guard_candidate,
-            &fake_borrow_temps,
+            fake_borrow_temps.as_slice(),
             expr_span,
             None,
             false,
@@ -2468,7 +2468,7 @@ pub(crate) fn ast_let_else(
             let matching = this.bind_pattern(
                 this.source_info(pattern.span),
                 candidate,
-                &fake_borrow_temps,
+                fake_borrow_temps.as_slice(),
                 initializer_span,
                 None,
                 true,
@@ -2477,7 +2477,7 @@ pub(crate) fn ast_let_else(
             let failure = this.bind_pattern(
                 this.source_info(else_block_span),
                 wildcard,
-                &fake_borrow_temps,
+                fake_borrow_temps.as_slice(),
                 initializer_span,
                 None,
                 true,