diff --git a/CHANGELOG.md b/CHANGELOG.md
index 619a0649..5d11310a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -43,7 +43,9 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 - Arch
   - conflict resolution: removing hard dependencies that would be satisfied with the inclusion of the new package [#268](https://github.com/vinifmor/bauh/issues/268)
     - e.g: `pipewire-pulse` conflicts with `pulseaudio`. `pulseaudio-alsa` (a dependency of pulseaudio) should not be removed, since `pipewire-pulse` provides `pulseaudio` 
-  - AUR build: error raised when the temporary directory does not exist (when changing the CPUs governors) 
+  - AUR: 
+    - build: error raised when the temporary directory does not exist (when changing the CPUs governors)
+    - date parsing when checking for updates
 
 - Flatpak
   - not all selected runtime partials to upgrade are actually requested to be upgraded
diff --git a/bauh/gems/arch/controller.py b/bauh/gems/arch/controller.py
index 8db7902c..428db069 100644
--- a/bauh/gems/arch/controller.py
+++ b/bauh/gems/arch/controller.py
@@ -492,9 +492,9 @@ class ArchManager(SoftwareManager, SettingsController):
                 try:
                     pkg.install_date = datetime_as_milis(parse_date(install_date))
                 except ValueError:
-                    self.logger.error("Could not parse 'install_date' ({}) from AUR package '{}'".format(install_date, pkg.name))
+                    self.logger.error(f"Could not parse 'install_date' ({install_date}) from AUR package '{pkg.name}'")
             else:
-                self.logger.error("AUR package '{}' install_date was not retrieved".format(pkg.name))
+                self.logger.error(f"AUR package '{pkg.name}' install_date was not retrieved")
 
         return self.aur_mapper.check_update(pkg=pkg, last_modified=api_data['LastModified'])
 
diff --git a/bauh/gems/arch/pacman.py b/bauh/gems/arch/pacman.py
index 75531d22..ffe83c18 100644
--- a/bauh/gems/arch/pacman.py
+++ b/bauh/gems/arch/pacman.py
@@ -108,12 +108,17 @@ def map_packages(names: Optional[Iterable[str]] = None, remote: bool = False, si
         thread_ignored = Thread(target=fill_ignored_packages, args=(ignored,), daemon=True)
         thread_ignored.start()
 
-    allinfo = run_cmd(f"pacman -{'S' if remote else 'Q'}i {' '.join(names) if names else ''}", print_error=False)
+    env = system.gen_env()
+    env['LC_TIME'] = ''
+
+    code, allinfo = system.execute(f"pacman -{'S' if remote else 'Q'}i {' '.join(names) if names else ''}",
+                                   shell=True, custom_env=env)
 
     pkgs = {'signed': {}, 'not_signed': {}}
-    current_pkg = {}
 
-    if allinfo:
+    if code == 0 and allinfo:
+        current_pkg = {}
+
         for idx, field_tuple in enumerate(RE_REPOSITORY_FIELDS.findall(allinfo)):
             if field_tuple[0].startswith('R'):
                 current_pkg['repository'] = field_tuple[1].strip()