diff --git a/src/keboola/facebook/api/exponential_backoff.clj b/src/keboola/facebook/api/exponential_backoff.clj
index 137de16..46db157 100644
--- a/src/keboola/facebook/api/exponential_backoff.clj
+++ b/src/keboola/facebook/api/exponential_backoff.clj
@@ -3,14 +3,14 @@
 
 (def time-slot-ms 100)
 (def truncate 5)
-(def MAX_WAIT_TIME (* 1000 60 60 2))
+(def MAX_WAIT_TIME (* 1000 60 60 10))
 
 (defn with-exp-backoff [action!]
   (loop [c 0
          waited 0]
     (let [slot (* time-slot-ms (dec (Math/pow 2 c)))]
       (when (> waited MAX_WAIT_TIME)
-        (runtime/user-error "Polling timeout exceeded:" waited))
+        (runtime/user-error (str "Polling timeout exceeded:" waited)))
       (Thread/sleep slot)
       (when (not (action!))
         (recur (if (>= c truncate) c (inc c)) (+ waited slot))))))