diff --git a/compiler/rustc_middle/src/ty/context.rs b/compiler/rustc_middle/src/ty/context.rs
index d0aa2b8cbda..2d2bbd22b98 100644
--- a/compiler/rustc_middle/src/ty/context.rs
+++ b/compiler/rustc_middle/src/ty/context.rs
@@ -1327,6 +1327,9 @@ pub struct TyCtxt<'tcx> {
     gcx: &'tcx GlobalCtxt<'tcx>,
 }
 
+// Explicitly implement `DynSync` and `DynSend` for `TyCtxt` to short circuit trait resolution.
+unsafe impl DynSend for TyCtxt<'_> {}
+unsafe impl DynSync for TyCtxt<'_> {}
 fn _assert_tcx_fields() {
     sync::assert_dyn_sync::<&'_ GlobalCtxt<'_>>();
     sync::assert_dyn_send::<&'_ GlobalCtxt<'_>>();