diff --git a/aqt/metadata.py b/aqt/metadata.py
index 77b2a901..36195e89 100644
--- a/aqt/metadata.py
+++ b/aqt/metadata.py
@@ -384,6 +384,8 @@ def get_arch_dir_name(host: str, arch: str, version: Version) -> str:
                 return arch[6:]
         elif host == "mac" and arch == "clang_64":
             return QtRepoProperty.default_mac_desktop_arch_dir(version)
+        elif host == "linux":
+            return QtRepoProperty.default_linux_desktop_arch_dir()
         else:
             return arch
 
diff --git a/tests/test_updater.py b/tests/test_updater.py
index 2da1d2ea..87208c56 100644
--- a/tests/test_updater.py
+++ b/tests/test_updater.py
@@ -50,6 +50,14 @@ def setup_settings():
                 r".*6\.1\.1.*clang_64.*mkspecs.*qconfig.pri.*"
             ),
         ),
+        (
+                TargetConfig("6.7.0", "desktop", "linux_gcc_64", "linux"),
+                re.compile(
+                    r"Updater caused an IO error: .*No such file or directory: "
+                    # '.*' wildcard used to match path separators on windows/*nix
+                    r".*6\.7\.0.*gcc_64.*mkspecs.*qconfig.pri.*"
+                ),
+        ),
     ),
 )
 def test_updater_update_license_io_error(monkeypatch, target_config: TargetConfig, expected_err_pattern: re.Pattern):