diff --git a/build.zig b/build.zig
index dd5d444..410e517 100644
--- a/build.zig
+++ b/build.zig
@@ -19,9 +19,11 @@ pub fn build(b: *std.Build) void {
         .name = "zremap",
         // In this case the main source file is merely a path, however, in more),
         // complicated build scripts, this could be a generated file.
-        .root_source_file = b.path("src/main.zig"),
-        .target = target,
-        .optimize = optimize,
+        .root_module = b.createModule(.{
+            .root_source_file = b.path("src/main.zig"),
+            .target = target,
+            .optimize = optimize,
+        }),
     });
     exe.linkLibC();
     exe.linkSystemLibrary("evdev");
@@ -57,9 +59,11 @@ pub fn build(b: *std.Build) void {
     // Creates a step for unit testing. This only builds the test executable
     // but does not run it.
     const unit_tests = b.addTest(.{
-        .root_source_file = b.path("src/main.zig"),
-        .target = target,
-        .optimize = optimize,
+        .root_module = b.createModule(.{
+            .root_source_file = b.path("src/main.zig"),
+            .target = target,
+            .optimize = optimize,
+        }),
     });
 
     const run_unit_tests = b.addRunArtifact(unit_tests);
diff --git a/flake.nix b/flake.nix
index 9bd4b49..0e3a103 100644
--- a/flake.nix
+++ b/flake.nix
@@ -19,7 +19,7 @@
             pkg-config
           ];
           buildPhase = ''
-            NIX_CFLAGS_COMPILE="-static -isystem $(pkg-config --variable=includedir libevdev)/libevdev-1.0 $NIX_CFLAGS_COMPILE"
+            NIX_CFLAGS_COMPILE=" -isystem $(pkg-config --variable=includedir libevdev)/libevdev-1.0 $NIX_CFLAGS_COMPILE"
           '';
         };
 
diff --git a/src/main.zig b/src/main.zig
index 8cdb469..6730ec8 100644
--- a/src/main.zig
+++ b/src/main.zig
@@ -47,10 +47,10 @@ fn uinputWriteKey(uinput_dev: *c.libevdev_uinput, key: u16) !void {
     const pressKey = c.input_event{ .type = c.EV_KEY, .code = key, .value = 1, .time = undefined };
     const releaseKey = c.input_event{ .type = c.EV_KEY, .code = key, .value = 0, .time = undefined };
     const sync = c.input_event{ .type = c.EV_SYN, .code = c.SYN_REPORT, .value = 0, .time = undefined };
-    std.time.sleep(20000);
+    std.Thread.sleep(20 * std.time.ns_per_ms);
     try uinputWrite(uinput_dev, &pressKey);
     try uinputWrite(uinput_dev, &sync);
-    std.time.sleep(20000);
+    std.Thread.sleep(20 * std.time.ns_per_ms);
     try uinputWrite(uinput_dev, &releaseKey);
 }