diff --git a/pollen/private/project-server-routes.rkt b/pollen/private/project-server-routes.rkt
index 613a27c..d97da62 100644
--- a/pollen/private/project-server-routes.rkt
+++ b/pollen/private/project-server-routes.rkt
@@ -56,7 +56,9 @@
 (define/contract (route-wrapper route-proc)
   (procedure? . -> . procedure?)
   (λ(req . string-args) 
-    (logger req) 
+    (logger req)
+    ;; `flatten` here because servlet's route matcher might send a list of lists
+    ;; for "before and after" matches, like `((string-arg) ... "in" (string-arg) ...)`
     (define path (apply build-path (current-project-root) (flatten string-args)))
     (response/xexpr+doctype (route-proc path))))
 
diff --git a/pollen/private/project-server.rkt b/pollen/private/project-server.rkt
index a7a1f67..edbfc9b 100755
--- a/pollen/private/project-server.rkt
+++ b/pollen/private/project-server.rkt
@@ -17,8 +17,8 @@
     (dispatch-rules
      [((string-arg) ... (? (λ(x) (equal? "" x)))) route-index] ; last element of a "/"-terminated url is ""
      [((string-arg) ... (? pagetree-source?)) route-dashboard]
-     [("in" (string-arg) ...) route-in]
-     [("out" (string-arg) ...) route-out]
+     [((string-arg) ... "in" (string-arg) ...) route-in]
+     [((string-arg) ... "out" (string-arg) ...) route-out]
      [else route-default]))
   
   (message (format "Welcome to Pollen ~a" pollen:version) (format "(Racket ~a)" (version)))
diff --git a/pollen/private/ts.rktd b/pollen/private/ts.rktd
index 3c22c59..2f7f1ad 100644
--- a/pollen/private/ts.rktd
+++ b/pollen/private/ts.rktd
@@ -1 +1 @@
-1471443458
+1471898388