diff --git a/.gitignore b/.gitignore
index e73c965..3389c86 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,2 @@
-zig-cache/
+.zig-cache/
 zig-out/
diff --git a/build.zig b/build.zig
index fea0353..252bd42 100644
--- a/build.zig
+++ b/build.zig
@@ -7,22 +7,23 @@ pub fn build(b: *std.Build) void {
     const parser_toolkit = b.dependency("parser_toolkit", .{});
     const args = b.dependency("args", .{});
 
-    const hyperdoc = b.addModule("hyperdoc", .{
-        .source_file = .{ .path = "src/hyperdoc.zig" },
-        .dependencies = &.{
-            .{ .name = "parser-toolkit", .module = parser_toolkit.module("parser-toolkit") },
+    const hyperdoc = b.addModule(
+        "hyperdoc",
+        .{
+            .root_source_file = b.path("src/hyperdoc.zig"),
         },
-    });
+    );
+    hyperdoc.addImport("parser-toolkit", parser_toolkit.module("parser-toolkit"));
 
     const exe = b.addExecutable(.{
         .name = "hyperdoc",
-        .root_source_file = .{ .path = "src/main.zig" },
+        .root_source_file = b.path("src/main.zig"),
         .target = target,
         .optimize = optimize,
     });
 
-    exe.addModule("hyperdoc", hyperdoc);
-    exe.addModule("args", args.module("args"));
+    exe.root_module.addImport("hyperdoc", hyperdoc);
+    exe.root_module.addImport("args", args.module("args"));
 
     b.installArtifact(exe);
 
@@ -36,12 +37,12 @@ pub fn build(b: *std.Build) void {
     run_step.dependOn(&run_cmd.step);
 
     const exe_tests = b.addTest(.{
-        .root_source_file = .{ .path = "src/testsuite.zig" },
+        .root_source_file = b.path("src/testsuite.zig"),
         .target = target,
         .optimize = optimize,
     });
 
-    exe_tests.addModule("hyperdoc", hyperdoc);
+    exe_tests.root_module.addImport("hyperdoc", hyperdoc);
 
     const test_step = b.step("test", "Run unit tests");
     test_step.dependOn(&b.addRunArtifact(exe_tests).step);
diff --git a/build.zig.zon b/build.zig.zon
index 338deca..eec1835 100644
--- a/build.zig.zon
+++ b/build.zig.zon
@@ -4,12 +4,14 @@
 
     .dependencies = .{
         .parser_toolkit = .{
-            .url = "https://github.com/MasterQ32/parser-toolkit/archive/7e7188bfaa46d0ba36d1ef31c1f368d264aa6876.tar.gz",
-            .hash = "12202ae562efbd6a4f12f1b10c5237329d19d1be15eec7fa1b0b02f5658500bfcbfd",
+            .url = "https://github.com/ikskuh/parser-toolkit/archive/9349d087a3216ebea27cc99b5b4bd8affe234816.tar.gz",
+            .hash = "12206f0ade18be8db985f6a688ca7ec9ffdbb95f033c8db91760b0d13cfe27618b61",
         },
         .args = .{
-            .url = "https://github.com/MasterQ32/zig-args/archive/bb2eced8ddf28114b3a1ff761c2d80b90b1a61e2.tar.gz",
-            .hash = "12208556082c280af264ca2a174fd04fc7a35f865bfe59e2c61f4a977bf7a65063e4",
+            .url = "https://github.com/ikskuh/zig-args/archive/872272205d95bdba33798c94e72c5387a31bc806.tar.gz",
+            .hash = "1220fe6ae56b668cc4a033282b5f227bfbb46a67ede6d84e9f9493fea9de339b5f37",
         },
     },
+
+    .paths = .{""},
 }
diff --git a/src/hyperdoc.zig b/src/hyperdoc.zig
index 52dde75..7579f82 100644
--- a/src/hyperdoc.zig
+++ b/src/hyperdoc.zig
@@ -126,10 +126,10 @@ const Parser = struct {
     }
 
     fn accept(parser: *Parser, token_type: TokenType) !Token {
-        var state = parser.save();
+        const state = parser.save();
         errdefer parser.restore(state);
 
-        var token = (try parser.core.nextToken()) orelse return error.EndOfFile;
+        const token = (try parser.core.nextToken()) orelse return error.EndOfFile;
         if (token.type != token_type)
             return error.UnexpectedToken;
         return token;
@@ -165,7 +165,7 @@ const Parser = struct {
         item,
     };
     fn acceptIdentifier(parser: *Parser) !Identifier {
-        var tok = try parser.accept(.identifier);
+        const tok = try parser.accept(.identifier);
         return std.meta.stringToEnum(Identifier, tok.text) orelse return error.InvalidIdentifier;
     }