diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 95910cf..cc6c16b 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -22,7 +22,7 @@ jobs:
     - name: Setup Zig
       uses: mlugg/setup-zig@v2
       with:
-        version: 0.15.2
+        version: 0.16.0-dev.2535+b5bd49460
           
     - name: Build project
       run: zig build
@@ -55,7 +55,7 @@ jobs:
     - name: Setup Zig
       uses: mlugg/setup-zig@v2
       with:
-        version: 0.15.2
+        version: 0.16.0-dev.2535+b5bd49460
 
     - name: Download build artifacts
       uses: actions/download-artifact@v4
diff --git a/README.md b/README.md
index 9effa5c..5b58556 100644
--- a/README.md
+++ b/README.md
@@ -11,7 +11,7 @@ Temporalz provides Zig bindings to the Rust-based [temporal_rs](https://github.c
 
 #### Prerequisites
 
-- Zig 0.15.2
+- Zig 0.16.0-dev.2535+b5bd49460 or later
 - Rust toolchain (only required if [prebuilt staticlibs](#prebuilt) are not available for your platform)
 
 #### Add as a Dependency
diff --git a/build.zig.zon b/build.zig.zon
index 6b2413d..cbed7d7 100644
--- a/build.zig.zon
+++ b/build.zig.zon
@@ -2,7 +2,7 @@
     .name = .temporalz,
     .version = "0.1.2",
     .fingerprint = 0xd8d79d59acc4faae,
-    .minimum_zig_version = "0.16.0",
+    .minimum_zig_version = "0.16.0-dev.2535",
     .dependencies = .{
         .temporal_rs = .{
             .url = "git+https://github.com/boa-dev/temporal#v0.1.2",
diff --git a/example/build.zig.zon b/example/build.zig.zon
index 6a75e1c..4c3e0b5 100644
--- a/example/build.zig.zon
+++ b/example/build.zig.zon
@@ -2,7 +2,7 @@
     .name = .temporalz_example,
     .version = "0.1.2",
     .fingerprint = 0x686c9dfc777f9593,
-    .minimum_zig_version = "0.15.2",
+    .minimum_zig_version = "0.16.0-dev.2535+b5bd49460",
     .dependencies = .{
         .temporalz = .{
             .path = "../",
diff --git a/test/test262/duration.zig b/test/test262/duration.zig
index b6b0a65..6f5a405 100644
--- a/test/test262/duration.zig
+++ b/test/test262/duration.zig
@@ -57,16 +57,14 @@ test "Temporal.Duration compare time-only" {
     const td2_neg = try Temporal.Duration.init(0, 0, 0, 0, -5, -4, -5, -5, -5, -5);
     defer td2_neg.deinit();
 
-    const rel: Temporal.Duration.RelativeTo = .{};
-
-    try std.testing.expectEqual(@as(i8, 0), try td1.compare(td1, rel));
-    try std.testing.expectEqual(@as(i8, -1), try td2.compare(td1, rel));
-    try std.testing.expectEqual(@as(i8, 1), try td1.compare(td2, rel));
-    try std.testing.expectEqual(@as(i8, 0), try td1_neg.compare(td1_neg, rel));
-    try std.testing.expectEqual(@as(i8, 1), try td2_neg.compare(td1_neg, rel));
-    try std.testing.expectEqual(@as(i8, -1), try td1_neg.compare(td2_neg, rel));
-    try std.testing.expectEqual(@as(i8, -1), try td1_neg.compare(td2, rel));
-    try std.testing.expectEqual(@as(i8, 1), try td1.compare(td2_neg, rel));
+    try std.testing.expectEqual(@as(i8, 0), try td1.compare(td1, .{}));
+    try std.testing.expectEqual(@as(i8, -1), try td2.compare(td1, .{}));
+    try std.testing.expectEqual(@as(i8, 1), try td1.compare(td2, .{}));
+    try std.testing.expectEqual(@as(i8, 0), try td1_neg.compare(td1_neg, .{}));
+    try std.testing.expectEqual(@as(i8, 1), try td2_neg.compare(td1_neg, .{}));
+    try std.testing.expectEqual(@as(i8, -1), try td1_neg.compare(td2_neg, .{}));
+    try std.testing.expectEqual(@as(i8, -1), try td1_neg.compare(td2, .{}));
+    try std.testing.expectEqual(@as(i8, 1), try td1.compare(td2_neg, .{}));
 }
 
 // Mirrors test262 test/built-ins/Temporal/Duration/from/argument-string.js
@@ -706,8 +704,7 @@ test "Temporal.Duration compare blank durations" {
     const blank2 = try Temporal.Duration.init(0, 0, 0, 0, 0, 0, 0, 0, 0, 0);
     defer blank2.deinit();
 
-    const rel: Temporal.Duration.RelativeTo = .{};
-    const result = try blank1.compare(blank2, rel);
+    const result = try blank1.compare(blank2, .{});
     try std.testing.expectEqual(@as(i8, 0), result);
 }