diff --git a/src/macos/system.zig b/src/macos/system.zig
index f0aff01..179d34b 100644
--- a/src/macos/system.zig
+++ b/src/macos/system.zig
@@ -25,8 +25,8 @@ pub fn getHostname(allocator: std.mem.Allocator) ![]u8 {
     return hostname;
 }
 
-pub fn getLocale(allocator: std.mem.Allocator) ![]u8 {
-    const locale = std.process.getEnvVarOwned(allocator, "LANG") catch |err| if (err == error.EnvironmentVariableNotFound) {
+pub fn getLocale(allocator: std.mem.Allocator, environ: std.process.Environ) ![]u8 {
+    const locale = std.process.Environ.getAlloc(environ, allocator, "LANG") catch |err| if (err == error.EnvironmentVariableNotFound) {
         return allocator.dupe(u8, "Unknown");
     } else return err;
     return locale;