diff --git a/pollen/private/reader-base.rkt b/pollen/private/reader-base.rkt
index f7cec3f..bf1882c 100644
--- a/pollen/private/reader-base.rkt
+++ b/pollen/private/reader-base.rkt
@@ -126,5 +126,6 @@
   (#%module-begin
    (define cgi (custom-get-info mode)) ; stash hygienic references to local funcs with macro-introduced identifiers
    (define cr custom-read) ; so they can be provided out
-   (define (crs ps p) (custom-read-syntax #:reader-mode mode ps p))
+   ;; allow six-argument arity to be compatible with `debug`
+   (define (crs ps p . _) (custom-read-syntax #:reader-mode mode ps p))
    (provide (rename-out [cr read][crs read-syntax][cgi get-info]))))
\ No newline at end of file
diff --git a/pollen/private/ts.rktd b/pollen/private/ts.rktd
index 088073b..8bf48ef 100644
--- a/pollen/private/ts.rktd
+++ b/pollen/private/ts.rktd
@@ -1 +1 @@
-1578793791
+1578803070