diff --git a/cli/build.zig b/cli/build.zig
index 171ab4b..ae275e8 100644
--- a/cli/build.zig
+++ b/cli/build.zig
@@ -206,6 +206,7 @@ pub fn build(b: *std.Build) void {
             const test_exe = b.addTest(.{
                 .root_module = test_module,
             });
+            test_exe.linkLibC();
 
             const run_test = b.addRunArtifact(test_exe);
             test_step.dependOn(&run_test.step);