diff --git a/src/Commands/Command.cs b/src/Commands/Command.cs
index 3f61de174..f08965262 100644
--- a/src/Commands/Command.cs
+++ b/src/Commands/Command.cs
@@ -37,6 +37,7 @@ public enum EditorType
         public string Args { get; set; } = string.Empty;
         public bool RaiseError { get; set; } = true;
         public bool TraitErrorAsOutput { get; set; } = false;
+        protected bool ForceEnglishLocale { get; set; } = false;
 
         public bool Exec()
         {
@@ -193,8 +194,11 @@ private ProcessStartInfo CreateGitStartInfo()
                 start.Environment.Add("GIT_SSH_COMMAND", $"ssh -i '{SSHKey}'");
 
             // Force using en_US.UTF-8 locale to avoid GCM crash
-            if (OperatingSystem.IsLinux())
-                start.Environment.Add("LANG", "en_US.UTF-8");
+            if (ForceEnglishLocale || OperatingSystem.IsLinux())
+            {
+                start.Environment.Add("LANG", "C");
+                start.Environment.Add("LC_ALL", "C");
+            }
 
             // Fix macOS `PATH` env
             if (OperatingSystem.IsMacOS() && !string.IsNullOrEmpty(Native.OS.CustomPathEnv))
diff --git a/src/Commands/ExecuteCustomAction.cs b/src/Commands/ExecuteCustomAction.cs
index 7775da344..e343700f1 100644
--- a/src/Commands/ExecuteCustomAction.cs
+++ b/src/Commands/ExecuteCustomAction.cs
@@ -19,7 +19,10 @@ public static void Run(string repo, string file, string args)
 
             // Force using en_US.UTF-8 locale to avoid GCM crash
             if (OperatingSystem.IsLinux())
-                start.Environment.Add("LANG", "en_US.UTF-8");
+            {
+                start.Environment.Add("LANG", "C");
+                start.Environment.Add("LC_ALL", "C");
+            }
 
             // Fix macOS `PATH` env
             if (OperatingSystem.IsMacOS() && !string.IsNullOrEmpty(Native.OS.CustomPathEnv))
@@ -50,7 +53,10 @@ public static void RunAndWait(string repo, string file, string args, Action<stri
 
             // Force using en_US.UTF-8 locale to avoid GCM crash
             if (OperatingSystem.IsLinux())
-                start.Environment.Add("LANG", "en_US.UTF-8");
+            {
+                start.Environment.Add("LANG", "C");
+                start.Environment.Add("LC_ALL", "C");
+            }
 
             // Fix macOS `PATH` env
             if (OperatingSystem.IsMacOS() && !string.IsNullOrEmpty(Native.OS.CustomPathEnv))
diff --git a/src/Commands/QueryBranches.cs b/src/Commands/QueryBranches.cs
index 44438cef0..effd25b03 100644
--- a/src/Commands/QueryBranches.cs
+++ b/src/Commands/QueryBranches.cs
@@ -14,6 +14,7 @@ public QueryBranches(string repo)
         {
             WorkingDirectory = repo;
             Context = repo;
+            ForceEnglishLocale = true;
             Args = "branch -l --all -v --format=\"%(refname)%00%(objectname)%00%(HEAD)%00%(upstream)%00%(upstream:trackshort)\"";
         }