diff --git a/build.zig b/build.zig
index 05084f0..628a425 100644
--- a/build.zig
+++ b/build.zig
@@ -18,6 +18,9 @@ pub fn build(b: *std.Build) void {
     const clap_dep = b.dependency("clap", .{ .target = target, .optimize = optimize });
     const clap = clap_dep.module("clap");
 
+    const benchmark_dep = b.dependency("benchmark", .{ .target = target, .optimize = optimize });
+    const benchmark = benchmark_dep.module("benchmark");
+
     var opt = b.addOptions();
     opt.addOption([]const u8, "version", "0.0.2");
     const exe = b.addExecutable(.{
@@ -30,6 +33,7 @@ pub fn build(b: *std.Build) void {
     });
     exe.addModule("build_info", opt.createModule());
     exe.addModule("clap", clap);
+    exe.addModule("benchmark", benchmark);
 
     // This declares intent for the executable to be installed into the
     // standard location when the user invokes the "install" step (the default
diff --git a/build.zig.zon b/build.zig.zon
index 9464f9e..6be491b 100644
--- a/build.zig.zon
+++ b/build.zig.zon
@@ -5,6 +5,10 @@
     .clap = .{
       .url = "https://github.com/Hejsil/zig-clap/archive/refs/tags/0.7.0.tar.gz",
       .hash = "1220f48518ce22882e102255ed3bcdb7aeeb4891f50b2cdd3bd74b5b2e24d3149ba2"
+    },
+    .benchmark = .{
+      .url = "https://github.com/karlseguin/benchmark.zig/archive/master/latest.tar.gz",
+      .hash = "12201c5d5325df8789a66fb2f014af9e1d4af9edb9ee245bebb4a5435fe01e56d1a2"
     }
   }
 }
diff --git a/src/main.zig b/src/main.zig
index 1fcf442..f639027 100644
--- a/src/main.zig
+++ b/src/main.zig
@@ -1,6 +1,7 @@
 const std = @import("std");
 const clap = @import("clap");
 const build_info = @import("build_info");
+const benchmark = @import("benchmark");
 const base64 = std.base64;
 const debug = std.debug;
 const io = std.io;
@@ -8,6 +9,7 @@ const io = std.io;
 pub fn main() !void {
     const params = comptime clap.parseParamsComptime(
         \\-h, --help             Display this help and exit.
+        \\-b, --benchmark        Benchmark b64
         \\-d, --decode           Decode base64 to string.
         \\-e, --encode           Encode string to base64.
         \\-v, --version          Display version.
@@ -37,6 +39,13 @@ pub fn main() !void {
         return;
     }
 
+    if (res.args.benchmark != 0) {
+        (try benchmark.run(benchmark_encode)).print("b64_encode");
+        (try benchmark.run(benchmark_decode)).print("b64_decode");
+
+        return;
+    }
+
     if (res.args.version != 0) {
         version();