diff --git a/lib/zmath/build.zig b/lib/zmath/build.zig
index c858efc..772156b 100644
--- a/lib/zmath/build.zig
+++ b/lib/zmath/build.zig
@@ -14,10 +14,12 @@ pub fn build(b: *std.Build) void {
 
     const test_step = b.step("test", "runs tests for zmath");
     const tests = b.addTest(.{
-        .target = target,
-        .optimize = optimize,
-        .root_source_file = b.path("zmath.zig"),
-        .link_libc = true,
+        .root_module = b.createModule(.{
+            .target = target,
+            .optimize = optimize,
+            .root_source_file = b.path("zmath.zig"),
+            .link_libc = true,
+        }),
     });
 
     tests.root_module.addImport("zmath", mod);