diff --git a/distro/keyring.py b/distro/keyring.py
index a7d609e..25544c6 100644
--- a/distro/keyring.py
+++ b/distro/keyring.py
@@ -70,7 +70,7 @@ def init_keyring_gpg_dir(
         exists = False
     lazy = lazy and exists
     if not lazy:
-        run_cmd([get_pacman_key_binary(), '--init', '--gpgdir', gpg_dir])
+        run_cmd(['pacman-key', '--init', '--gpgdir', gpg_dir])
     results = {}
     for name, val in keyring_dists.items():
         dist_dir, dist_changed = val
@@ -88,7 +88,7 @@ def import_dist_keyring(
     dist_dir: str,
 ) -> CompletedProcess:
     assert gpg_dir and dist_dir and config.runtime.script_source_dir
-    r = run_cmd([get_pacman_key_binary(), '--populate-from', dist_dir, '--populate', '--gpgdir', gpg_dir])
+    r = run_cmd(['pacman-key', '--populate-from', dist_dir, '--populate', '--gpgdir', gpg_dir])
     assert isinstance(r, CompletedProcess)
     return r
 
@@ -191,7 +191,3 @@ def get_keyring_dist_path(base_dir: str, *name) -> str:
 
 def get_keyring_gpg_path(base_dir: str) -> str:
     return os.path.join(base_dir, KEYRING_GPG_DIR)
-
-
-def get_pacman_key_binary() -> str:
-    return os.path.join(config.runtime.script_source_dir, 'bin', 'pacman-key-user')