diff --git a/build.zig b/build.zig
index 109adac..2fa7265 100644
--- a/build.zig
+++ b/build.zig
@@ -4,7 +4,7 @@ pub fn build(b: *std.Build) void {
     const optimize = b.standardOptimizeOption(.{});
     const target = b.standardTargetOptions(.{});
 
-    _ = b.addModule("objc", .{ .source_file = .{ .path = "src/main.zig" } });
+    _ = b.addModule("objc", .{ .root_source_file = .{ .path = "src/main.zig" } });
 
     const tests = b.addTest(.{
         .name = "objc-test",
diff --git a/build.zig.zon b/build.zig.zon
index 6c497cb..d6b5f86 100644
--- a/build.zig.zon
+++ b/build.zig.zon
@@ -10,8 +10,8 @@
     },
     .dependencies = .{
         .macos_sdk = .{
-            .url = "https://github.com/mitchellh/zig-build-macos-sdk/archive/7e50d6ea241403615d5ebc9f1df4680d3907fa92.tar.gz",
-            .hash = "1220eb266898413ecfe5aaf7f29cc17eb479d046adecc94ebc7d5e1e807d2aabdd70",
+            .url = "https://github.com/mitchellh/zig-build-macos-sdk/archive/4186e9fd445d12041651abe59ea5f396499b0844.tar.gz",
+            .hash = "1220bc2612b57b0cfaaecbcac38e3144e5a9362ff668d71eb8334e895047bdbb7148",
         },
     },
 }