diff --git a/pgrx-pg-sys/build.rs b/pgrx-pg-sys/build.rs
index 3fa3e4bf6c..dd82562503 100644
--- a/pgrx-pg-sys/build.rs
+++ b/pgrx-pg-sys/build.rs
@@ -719,6 +719,8 @@ fn run_bindgen(
     binder = add_derives(binder);
     let bindings = binder
         .header(include_h.display().to_string())
+        .clang_arg("-v")
+        .clang_arg("-H")
         .clang_args(extra_bindgen_clang_args(pg_config)?)
         .clang_args(pg_target_include_flags(major_version, pg_config)?)
         .detect_include_paths(target_env_tracked("PGRX_BINDGEN_NO_DETECT_INCLUDES").is_none())