diff --git a/build.zig b/build.zig
index ed3f9e25..067a3c84 100644
--- a/build.zig
+++ b/build.zig
@@ -64,12 +64,14 @@ pub fn build(b: *std.build.Builder) !void {
     // ----
 
     // compile
-    const exe_tests = b.addTest(.{ .root_source_file = .{ .path = "src/run_tests.zig" } });
-    try common(exe_tests, options);
+    const tests = b.addTest(.{ .root_source_file = .{ .path = "src/run_tests.zig" } });
+    try common(tests, options);
+    tests.single_threaded = true;
+    const run_tests = b.addRunArtifact(tests);
 
     // step
     const test_step = b.step("test", "Run unit tests");
-    test_step.dependOn(&exe_tests.step);
+    test_step.dependOn(&run_tests.step);
 }
 
 fn common(