diff --git a/src/main.zig b/src/main.zig
index f7e0015ba0..65cb5e10ef 100644
--- a/src/main.zig
+++ b/src/main.zig
@@ -336,6 +336,8 @@ pub fn mainArgs(gpa: Allocator, arena: Allocator, args: []const []const u8) !voi
     } else if (mem.eql(u8, cmd, "env")) {
         verifyLibcxxCorrectlyLinked();
         return @import("print_env.zig").cmdEnv(arena, cmd_args, io.getStdOut().writer());
+    } else if (mem.eql(u8, cmd, "reduce")) {
+        return @import("reduce.zig").main(gpa, arena, args);
     } else if (mem.eql(u8, cmd, "zen")) {
         return io.getStdOut().writeAll(info_zen);
     } else if (mem.eql(u8, cmd, "help") or mem.eql(u8, cmd, "-h") or mem.eql(u8, cmd, "--help")) {
diff --git a/stage1/config.zig.in b/stage1/config.zig.in
index 2b38d858f3..4db7babbd5 100644
--- a/stage1/config.zig.in
+++ b/stage1/config.zig.in
@@ -14,3 +14,4 @@ pub const skip_non_native = false;
 pub const only_c = false;
 pub const force_gpa = false;
 pub const only_core_functionality = true;
+pub const only_reduce = false;