diff --git a/aful/reader.rkt b/aful/reader.rkt
index 81823ea..5347bff 100644
--- a/aful/reader.rkt
+++ b/aful/reader.rkt
@@ -21,6 +21,7 @@
          hygienic-reader-extension/extend-reader
          "scribble-enhanced.rkt"
          phc-toolkit/stx
+         "unhygienic/hygienic-reader-extension--extend-reader--unhygienic.rkt"
          (for-meta -10 racket/base)
          (for-meta -9 racket/base)
          (for-meta -8 racket/base)
diff --git a/aful/unhygienic/hygienic-reader-extension--extend-reader--unhygienic.rkt b/aful/unhygienic/hygienic-reader-extension--extend-reader--unhygienic.rkt
new file mode 100644
index 0000000..43a6d92
--- /dev/null
+++ b/aful/unhygienic/hygienic-reader-extension--extend-reader--unhygienic.rkt
@@ -0,0 +1,27 @@
+#lang racket
+
+;; Copied and adjusted from
+;; https://github.com/AlexKnauth/hygienic-reader-extension
+;;   /blob/master/hygienic-reader-extension/extend-reader.rkt
+
+(provide extend-reader-unhygienic)
+
+;; extend-reader : (-> (-> A ... Any)
+;;                     (-> Readtable #:outer-scope (-> Syntax Syntax) Readtable)
+;;                     (-> A ... Any))
+(define (extend-reader-unhygienic proc extend-readtable #:hygiene? [hygiene? #t])
+  (lambda args
+    (define orig-readtable (current-readtable))
+    (define outer-scope (make-syntax-introducer/use-site))
+    (parameterize ([current-readtable (extend-readtable orig-readtable #:outer-scope outer-scope)])
+      (define stx (apply proc args))
+      (if (and (syntax? stx) hygiene?)
+          (outer-scope stx)
+          stx))))
+
+;; make-syntax-introducer/use-site : (-> (-> Syntax Syntax))
+(define (make-syntax-introducer/use-site)
+  (cond [(procedure-arity-includes? make-syntax-introducer 1)
+         (make-syntax-introducer #t)]
+        [else
+         (make-syntax-introducer)]))
\ No newline at end of file