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-rw-r--r--compiler/rustc_borrowck/src/type_check/mod.rs2
1 files changed, 1 insertions, 1 deletions
diff --git a/compiler/rustc_borrowck/src/type_check/mod.rs b/compiler/rustc_borrowck/src/type_check/mod.rs
index dc0f0e7cd3c..42c92e56e16 100644
--- a/compiler/rustc_borrowck/src/type_check/mod.rs
+++ b/compiler/rustc_borrowck/src/type_check/mod.rs
@@ -1630,7 +1630,7 @@ impl<'a, 'tcx> TypeChecker<'a, 'tcx> {
 
             let op_arg_ty = self.normalize(op_arg_ty, term_location);
             let category = if from_hir_call {
-                ConstraintCategory::CallArgument(func_ty)
+                ConstraintCategory::CallArgument(self.infcx.tcx.erase_regions(func_ty))
             } else {
                 ConstraintCategory::Boring
             };