diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 9beffa1..3999db3 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -21,7 +21,7 @@ jobs:
       - uses: actions/checkout@v5
       - uses: mlugg/setup-zig@v2
         with:
-          version: 0.15.1
+          version: master
       - run: zig build test --summary all
       - run: zig build run
         working-directory: example
@@ -32,5 +32,5 @@ jobs:
       - uses: actions/checkout@v5
       - uses: mlugg/setup-zig@v2
         with:
-          version: 0.15.1
+          version: master
       - run: zig fmt --check .
diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml
index c86f6bc..5de6687 100644
--- a/.github/workflows/docs.yml
+++ b/.github/workflows/docs.yml
@@ -23,7 +23,7 @@ jobs:
       - uses: actions/configure-pages@v5
       - uses: mlugg/setup-zig@v2
         with:
-          version: 0.15.1
+          version: master
       - run: zig build docs
       - uses: actions/upload-pages-artifact@v4
         id: deployment
diff --git a/build.zig.zon b/build.zig.zon
index e4a0f68..be7771e 100644
--- a/build.zig.zon
+++ b/build.zig.zon
@@ -1,12 +1,12 @@
 .{
     .name = .axe,
-    .version = "0.7.0",
+    .version = "0.8.0",
     .fingerprint = 0x6c6a1e2ce5546233,
-    .minimum_zig_version = "0.15.1",
+    .minimum_zig_version = "0.16.0",
     .dependencies = .{
         .zeit = .{
-            .url = "git+https://github.com/rockorager/zeit?ref=zig-0.15#ed2ca60db118414bda2b12df2039e33bad3b0b88",
-            .hash = "zeit-0.6.0-5I6bk0J9AgCVa0nnyL0lNY9Xa9F68hHq-ZarhuXNV-Jb",
+            .url = "git+https://github.com/elerch/zeit?ref=main#8190461dc1f892f6370fa9d5cd76690aac0e1c71",
+            .hash = "zeit-0.6.0-5I6bk99-AgDNMIDuw2Zcoe_9QYIpzwZJqeqMpU54egTd",
         },
     },
     .paths = .{
diff --git a/example/example.zig b/example/example.zig
index f4b628d..831dc1b 100644
--- a/example/example.zig
+++ b/example/example.zig
@@ -18,8 +18,18 @@ pub fn main() !void {
     var gpa: std.heap.DebugAllocator(.{}) = .init;
     defer _ = gpa.deinit();
     const allocator = gpa.allocator();
+
+    var threaded: std.Io.Threaded = .init(allocator);
+    defer threaded.deinit();
+    const io = threaded.io();
+
     var env = try std.process.getEnvMap(allocator);
     defer env.deinit();
+
+    return juicyMain(allocator, io, env);
+}
+
+pub fn juicyMain(allocator: std.mem.Allocator, io: std.Io, env: std.process.EnvMap) !void {
     var buffer: [256]u8 = undefined;
 
     {
@@ -41,7 +51,7 @@ pub fn main() !void {
             .mutex = .none, // none by default
         });
         var writer = std.fs.File.stdout().writer(&buffer);
-        try stdout_log.init(allocator, &.{&writer.interface}, &env);
+        try stdout_log.init(allocator, io, &.{&writer.interface}, &env);
         defer stdout_log.deinit(allocator);
 
         // wait we actually don't want stderr logging let's disable it
@@ -57,7 +67,7 @@ pub fn main() !void {
         //   writers, it should be called at the very start of the program.
         // std.log supports all the features of axe.Axe even additional writers,
         //   time or custom mutex.
-        try std_log.init(std_log_fba.allocator(), null, &env);
+        try std_log.init(std_log_fba.allocator(), io, null, &env);
         // defer std_log.deinit(allocator);
 
         std.log.info("std.log.info with axe.Axe(.{{}})", .{});
@@ -90,7 +100,7 @@ pub fn main() !void {
             .mutex = .default, // default to std.Thread.Mutex
         });
         var writer = f.writer(&buffer);
-        try log.init(allocator, &.{&writer.interface}, &env);
+        try log.init(allocator, io, &.{&writer.interface}, &env);
         defer log.deinit(allocator);
 
         log.debug("Hello! This will have no color if NO_COLOR is defined or if piped", .{});
@@ -115,7 +125,7 @@ pub fn main() !void {
             .color = .never,
         });
         var writer = json_file.writer(&buffer);
-        try json_log.init(allocator, &.{&writer.interface}, &env);
+        try json_log.init(allocator, io, &.{&writer.interface}, &env);
         defer json_log.deinit(allocator);
 
         json_log.debug("\"json log\"", .{});
diff --git a/src/axe.zig b/src/axe.zig
index 7404d94..882f4e7 100644
--- a/src/axe.zig
+++ b/src/axe.zig
@@ -70,6 +70,7 @@ pub fn Axe(comptime config: Config) type {
         var stderr_tty_config = defaultTtyConfig(config.color);
         var writers_tty_config = defaultTtyConfig(config.color);
         var timezone = if (config.time_format != .disabled) zeit.utc else {};
+        var io: std.Io = undefined;
         var mutex = switch (config.mutex) {
             .none, .function => {},
             .default => if (builtin.single_threaded) {} else std.Thread.Mutex{},
@@ -85,6 +86,7 @@ pub fn Axe(comptime config: Config) type {
         /// `env` is only used during initialization and is not stored.
         pub fn init(
             allocator: std.mem.Allocator,
+            _io: std.Io,
             additional_writers: ?[]const *std.Io.Writer,
             env: ?*const std.process.EnvMap,
         ) !void {
@@ -96,9 +98,9 @@ pub fn Axe(comptime config: Config) type {
                 var void_writer: std.Io.Writer.Discarding = .init(&.{});
                 try bogus.strftime(&void_writer.writer, config.time_format.strftime);
             }
-
+            io = _io;
             if (config.time_format != .disabled) {
-                timezone = try zeit.local(allocator, env);
+                timezone = try zeit.local(allocator, io, env);
             }
             if (additional_writers) |_writers| {
                 writers = try allocator.dupe(*std.Io.Writer, _writers);
@@ -278,7 +280,7 @@ pub fn Axe(comptime config: Config) type {
             };
 
             const time = if (config.time_format != .disabled) t: {
-                const now = zeit.instant(.{ .timezone = &timezone }) catch unreachable;
+                const now = zeit.instant(.{ .timezone = &timezone, .io = io }) catch unreachable;
                 break :t now.time();
             } else {};
 
@@ -746,7 +748,7 @@ test "log without styles" {
         .styles = .none,
         .quiet = true,
     });
-    try log.init(std.testing.allocator, &.{&writer}, null);
+    try log.init(std.testing.allocator, std.testing.io, &.{&writer}, null);
     defer log.deinit(std.testing.allocator);
 
     log.info("Hello, {s}!", .{"world"});
@@ -787,7 +789,7 @@ test "log with complex config" {
         .quiet = true,
         .mutex = .default,
     });
-    try log.init(std.testing.allocator, &.{&writer}, null);
+    try log.init(std.testing.allocator, std.testing.io, &.{&writer}, null);
     defer log.deinit(std.testing.allocator);
 
     log.info("Hello, {s}!", .{"world"});
@@ -824,7 +826,7 @@ test "time format" {
         },
     });
     log.quiet = true;
-    try log.init(std.testing.allocator, &.{&dest.writer}, null);
+    try log.init(std.testing.allocator, std.testing.io, &.{&dest.writer}, null);
     defer log.deinit(std.testing.allocator);
 
     log.info("Hello {c}", .{'W'});
@@ -856,7 +858,7 @@ test "json log" {
         .quiet = true,
         .color = .never,
     });
-    try log.init(std.testing.allocator, &.{&writer}, null);
+    try log.init(std.testing.allocator, std.testing.io, &.{&writer}, null);
     defer log.deinit(std.testing.allocator);
 
     log.debug("\"json log\"", .{});
@@ -890,7 +892,7 @@ test "updateTtyConfig" {
         .color = .never,
         .quiet = true,
     });
-    try log.init(std.testing.allocator, &.{&writer}, null);
+    try log.init(std.testing.allocator, std.testing.io, &.{&writer}, null);
     defer log.deinit(std.testing.allocator);
 
     log.debug("No color", .{});